Cannabis Cultivation and Science Podcast
Tad Hussey 168 episodes Oct 27, 2026
The Cannabis Cultivation and Science Podcast is hosted by Tad Hussey of KIS Organics. It explores organic cannabis growing from a science-based perspective. Episodes feature conversations with industry experts about cultivation methods, technology, and best practices. The show is aimed at growers who want practical, up-to-date knowledge.
Episodes
Episode 172: Beyond THC: The Science of Aromas, Volatile Compounds, and Chemotaxonomy with Nature’s Heritage & Dr. Riley Kirk
What we cover in this episode:The Fallacy of THC Percentage: Why consumer purchasing metrics fail to predict actual experience and how aroma offers a more reliable sensory guide.The Six Aroma Categorizations: How MariMed and Dr. Kirk broke down complex strain chemistry into six practical sensory buckets—from Jacks & Haze to OG, Gas & Chem.Analytical COA Limitations: Why standard terpene pa
Episode 171: Heavy Metals & Living Soil: How to Pass Compliance Testing with Greg Larson
How do you maintain a high-fertility organic living soil program in states with near-zero tolerance for heavy metals?In this episode, Tad Hussey (KISS Organics) sits down with Greg Larson, a commercial cannabis consultant specializing in organic soil systems and heavy metal mitigation. Together, they break down the science and practical management of heavy metals in commercial cannabis cultivation
Episode 170: Unlocking Soil Potential: Dr. Colin Bell on Microbial Consortia, Rhizosphere Ecology, and Mammoth P
Key Takeaways & Highlights
Mammoth P Relaunch & Product Updates
The Return: After stepping away in late 2022 and spending three years working with the Microbial Mass Pro team, Colin bought back and officially relaunched the Mammoth brand.
~70% Price Reduction: Streamlined, scalable manufacturing allowed Colin to drop the price by roughly 70% compared to legacy pricing, making it significantly more
Episode 169: Uncovering THC Potency Variability with Cannabis ChemLab
This episode covers the key scientific drivers behind lab result variability, from instrument calibration down to field sampling practices.
Understanding Reference Standards: How analytical instruments use commercially available reference standards to construct calibration curves for testing unknown samples.
The Potency Variability Study: Insights from Cannabis ChemLab’s study overlaying 35 differ
Episode 168: Is It Really "Bad Weed"? The Science and Data of CHS with Dr. Codi Peterson
The Reality of CHS and the 1,100+ Patient Study
Dr. Peterson highlights the scope of his landmark survey, which gathered data from 1,134 CHS sufferers. The study reveals that CHS is not an acute reaction to a single session, but rather a chronic, low-level dysregulation of the endocannabinoid system (ECS) that predominantly impacts heavy, long-term consumers.
Frequency of Use: 96.5% of study parti
Episode 167: Genetic Degradation in Propagation: Why Clones Lose Vigor Over Time
The Mechanics of Genetic Drift Plants are natural genetic mosaics. As they grow and divide over time, typos naturally accumulate in their DNA code, which are known as somatic mutations. Traditional vegetative cuttings and field-grown plants accumulate these mutations at a very low, linear baseline rate over decades. However, the extreme genomic degradation highlighted in the paper is driven by rap
Episode 166: Debunking Cannabis Cultivation Myths with Dr. Deron Caplan
In this conversation, host Tad Hussey (KIS Organics) and Dr. Deron Caplan (CannaCribs Horticulture Consulting) discuss the intersection of agricultural science and commercial cannabis cultivation, focusing heavily on irrigation, lighting, and research methodologies.
Drought Stress vs. Drybacks: Dr. Caplan clarifies a major industry misconception by distinguishing standard irrigation "drybacks" fro
Episode 165: Boosting Yields 50% with a 13-Hour Photoperiod? Debunking Cannabis Science with Dr. Youbin Zheng
In this episode, we discuss:
Bridging the Genetic Gap: Looking critically at how horticultural research transfers between high-THC cultivars and industrial hemp.
The 13-Hour Photoperiod: Breaking the traditional 12/12 cycle to achieve a 39%–50% yield increase and a 9% THC boost.
Linear Light Scaling: The direct relationship between light intensity and flower yield scaling all the way up to 1,800 m
Episode 164: Mycotoxins & Microclimates: The Science of Cannabis Pathology with Dr. Nicole Gauthier
o keep the audience engaged while highlighting the technical value of the episode, this version focuses on the "why" and the high-level takeaways, leaving the "how" for the audio.
Podcast Summary
In this episode, Tad Hussey of KIS Organics talks with plant pathologist Dr. Nicole Gauthier to separate fact from fiction regarding cannabis pathogens. The discussion moves past the basics of "mold" to l
Episode 163: Concrete Botany: Reconnecting with the Living World in the Age of Disturbance with Joey Santore
Key Takeaways & Discussion Highlights
The Railroad Roots: Joey’s transition from a Union Pacific engineer to a "vigilante botanist." He discusses the influence of Carl Sagan’s The Demon-Haunted World and using science as a "candle in the dark" in a consumerist society.
Botany for the "Jaded Working Class": Why academic botany often fails to connect with the public and why Joey targets the "cynical
Episode 162: Dips, Sprays, & Phytotoxicity: Mastering Oils in Cannabis Cultivation with Julie Graesch
Why can't you just use canola oil from your kitchen to kill spider mites? If you’ve ever wondered about the true science behind oil-based pesticides, this episode is a deep dive into the physics and chemistry of plant protection. Tad and Julie Graesch explore why oils remain one of the most effective tools for managing resistant pest populations like two-spotted spider mites and thrips.
In this ep
Episode 161: The Secret Lives of Pathogens with Dr. Zamir Punja
Key Takeaways for Cultivators
The Week 3 Strategy: Preventive sprays for Botrytis must occur when the flowers are still small and "open." Once the bud swells (Weeks 6+), the pathogen is already locked inside.
Airflow is Everything: Buds act as heat sinks. Use fans 24/7 to cool the internal temperature of the flower, which is significantly higher than your room’s ambient temperature.
Identify Your
Foundations Series #5: Reading the Soil: Agronomy, Soil Testing & Crop Health with Lee Briese
Key Topics & Notes
• Why experienced crop consultants rely heavily on chemical soil analysis for making management decisions
• The limitations of relying solely on biological soil testing
• Why soil structure and aggregation play a critical role in plant health
• How soil physical properties influence water movement, aeration, and root development
• The importance of walking fields and directl
Foundations Series #4: What's Your Garden Missing? Cracking the Code of Applied Horticulture with Don Marshall
Key Takeaways:
Botany vs. Hacks: Moving past "quick fixes" to understand the biological lens of plant science.
The Limiting Factor: Learning to identify the specific environmental or nutritional gaps holding your plants back.
Timeless Principles: Why botanical fundamentals are the most reliable tools in a cultivator’s shed, regardless of changing trends.
Applied Horticulture: Bridging the gap betw
Foundations Series #3: The Soil Food Web: Science, Dogma, and Controlled Ecosystems with Tad Hussey
The Underground Economy: Carbon as Currency
Biological Gold: Why photosynthesis isn't just about plant growth—it’s about minting the "carbon currency" required to hire a microbial workforce.
The Exudate Menu: A breakdown of Monosaccharides (fast cash), Polysaccharides (savings accounts), and Organic Acids (specialized mining tools).
The Trading Post: How the plant uses targeted "buy orders" to tra
Foundations Series #2: Lean Farming & Efficient Cultivation Systems with Ben Hartman (Originally Episode 20)
This episode is part of the Foundations of Soil & Plant Science series — a selection of conversations that continue to influence how I approach soil health, plant performance, and cultivation systems. I’ve added a short new intro to each re-release with updated perspective and context.Originally released as Episode 20My guest for this episode is Ben Hartman, farmer and author of The Lean Farm.Ben
Foundations Series #1: Silicon in Plant Health & Stress Resistance with Dr. Wendy Zellner (Originally Episode 98)
My guest for this episode is Dr. Wendy Zellner.Dr. Zellner received her doctorate from the University of Toledo in 2012, where she trained in molecular and cellular biology with a focus on the role of silicon in plant defense responses. She then completed a four-year postdoctoral position with the USDA-ARS, continuing her research on how silicon can alleviate both abiotic and biotic stress in crop
Episode 155: Entomopathogenic Fungi Explained: Blastospores, Beauveria, and Smarter IPM with Julie Graesch
Guest: Julie GraeschBiological Scientist | IPM SpecialistCurrently with BioWorksFormerly: BASF, Becker Underwood, Iowa State UniversityTopics Covered:What “entomopathogenic fungi” actually meansHow fungi like Beauveria and Metarhizium infect insect pestsDifferences between blastospores and conidiaWhy formulation and environmental conditions matterCommon reasons fungal biocontrol applications failP
Episode 154: Is Seed Based Cultivation the Future of Cannabis? - with Dr. Matthew Indest
n this conversation with plant scientist and commercial cultivation strategist Dr. Matthew Indest, we explore the emerging frontier of seed-based cannabis production and what it would take for the industry to move beyond clonal propagation.We cover:The agronomic upside of seed-grown plants (disease resistance, vigor, adaptability, cost savings)The scientific and operational barriers preventing wid
Episode 153: Rethinking the Basics: pH, Water, Light & Nutrients with Bryant Mason
This wide-ranging conversation with Bryant Mason covers a series of essential—but frequently misunderstood—topics in organic cultivation. We explore why simple, low-tech data collection strategies often outperform high-tech systems and how to interpret those readings in the real world. From there, we break down how pH truly behaves in biologically active soils, what your water test results do and
Episode 152: Light, Spectrum, and Plant Signals — A Practical Guide with Dr. David Hawley part 2
In this conversation, Tad and Dr. David Hawley (Chief Science Officer at Fluence) unpack what really matters when dialing in your lighting strategy for cannabis and other high-value crops. They get deep into how plants perceive light, what “good spectrum” actually means, and how to think about intensity, uniformity, and plant response in a more scientific (and practical) way.Topics covered include
Episode 151: Light, Spectrum, and Plant Signals — A Practical Guide with Dr. David Hawley part 1
In this conversation, Tad and Dr. David Hawley (Chief Science Officer at Fluence) unpack what really matters when dialing in your lighting strategy for cannabis and other high-value crops. They get deep into how plants perceive light, what “good spectrum” actually means, and how to think about intensity, uniformity, and plant response in a more scientific (and practical) way.Topics covered include
Episode 150: Plants Under Pressure: How Stress Shapes Secondary Metabolites (w/ Dr. José Leme)
Can stress actually improve flower quality? In this episode, I sit down with Dr. José Leme to dive into the science of plant stimuli and how growers can apply it in practice. We cover:🌿 Mechanical cues — how super cropping and vibration trigger plant defense pathways.💧 Water restriction — why moderate, timed drought can shift carbon toward secondary metabolites like terpenes and cannabinoids.🧪 Jas
Episode 148: 15,000 Clones a Year — Cannabis Propagation with Connor Ockfen
📝 Episode Highlights:Connor’s journey from greenhouse grower to propagation leaderScaling propagation: key infrastructure and protocolsHormonal treatments and substrate selection for optimal rootingManaging cultivar libraries and mother plant healthIPM and environmental control strategies tailored for vegWriting and refining SOPs for compliance and consistencyTrack-and-trace integration in a regul
Episode 147: The Chemistry of Survival: Plant Stress Responses with Dr. Michael Gutensohn
In this episode of the Cannabis Cultivation and Science Podcast, we’re joined by Dr. Michael Gutensohn, an expert in plant physiology and secondary metabolism, to explore the intricate relationship between environmental stress and the production of secondary metabolites in cannabis. We discuss how various abiotic stressors—such as light intensity, temperature fluctuations, and nutrient availa
Episode 146: Logan Labs, Soil Testing, & Nitrogen Management with Bryant Mason
Welcome to the Cannabis Cultivation and Science podcast, I'm your host Tad Hussey of KIS Organics. This is the podcast where we discuss the cutting edge of growing from a science based perspective and draw on top experts from around the industry to share their wisdom and knowledge. My guest this week is Bryant Mason. I’ve had Bryant on the podcast a few times in the past and he’s one of my favorit
Episode 145: Practical Greenhouse Management Advice with Jared Ferguson
Before starting the podcast, I wanted to share about an exciting new conference that we are hosting in conjunction with Collective Elevation in Bozeman, Montana. I’ve been talking to Suzanne Wainwright Evans about hosting a conference for years, and Adam at Collective graciously offered to open up his doors and let us host it on his property. The event is happening on September 5-7th, 2025 and I’m
Episode 144: Pest Management Tips and Tricks with Saul Alba
Saul began his agriculture work in vineyard and winery operations on the Central California coast. After deciding to focus his career on crop protection he moved north where he managed IPM programs at Monterey Mushroom Company and Jacobs Farm/Del Cabo. This work led to a position as IPM Manager at Harborside Farms where he directed their bio-intensive greenhouse cannabis IPM program. Saul now w
Episode 143: Trends in Environmental Controls with Dr. Greenhouse
Dr. Nadia Sabeh is the President and Founder of Dr. Greenhouse, Inc., an agricultural and mechanical engineering firm that specializes in the design of HVAC systems for indoor plant environments. Dr. Sabeh has her PhD in Agricultural Engineering from the University of Arizona’s Controlled Environment Agriculture Center (CEAC) and is a licensed Mechanical Engineer in the State of California. For ov
Episode 142: Isopods, Pyrethrins, REIs, and More with Suzanne Wainwright Evans Pt. 2
My guest this week is my good friend, Suzanne Wainwright-Evans also known by many as The Bug Lady. She is an Ornamental Entomologist specializing in integrated pest management. Suzanne has been involved in the Green Industry for more than 25 years with a primary focus on biological control and using pesticides properly. She is a graduate of the University of Florida with degrees in both Entomolo
Episode 141: Isopods, Pyrethrins, REIs, and More with Suzanne Wainwright Evans
My guest this week is my good friend, Suzanne Wainwright-Evans also known by many as The Bug Lady. She is an Ornamental Entomologist specializing in integrated pest management. Suzanne has been involved in the Green Industry for more than 25 years with a primary focus on biological control and using pesticides properly. She is a graduate of the University of Florida with degrees in both Entomolo
Episode 140: The Sustainability of Peat and Other Substrates with Dr. James Altland
This was a fun podcast for me because I think there's a lot of misinformation around this topic and it was great to hear from an expert! Sphagnum Peat Moss is the gold standard for the horticulture industry. In N. America we use the majority of our peat for growing plants. Are there better options? What's the current research tell us about the sustainability of peat moss? In this episode we talk a
Episode 139: The Challenges of a Vertical Tier Farm with Christine DeJesus
My guest this week is Christine DeJesus. Christine operates at the intersection of regenerative organic agriculture and social justice. For five years she’s been perfecting a highly efficient organic cultivation model while managing operations for Galenas Cannabis in Akron, Ohio. Prior she worked in food justice, ran a farm for Great Lakes Brewing Company, functioned as campaign coordinator for Ma
Episode 138: Cannabis in Education & Critical Thinking with Christine Goedhart
Christine Goedhart is an experienced educator and educational developer with a specialization in teaching undergraduate biology courses. Currently serving as a Science Education Specialist at the University of British Columbia, she supports faculty in making their courses more equitable and student-centered, and she recently developed and taught an undergraduate Biology of Cannabis course. Previou
Episode 137: Cannabis and Giant Pumpkins with Matthew DeBacco
My guest this week is Matthew DeBacco. Matthew received his Bachelors degree in Pathology with a secondary degree in horticulture, then going on to receive a master’s degree in agronomy 2011 and a masters in education in 2014, both from the university of Connecticut. Then in 2020 he received his PhD from Ashford University. Matthew started the first cannabis course at a public university at the Un
Episode 136: Tissue Culture and Micropropagation with Dr. Adel Zarei
My guest this week is Dr. Adel Zarei. Dr. Zarei earned his Ph.D. degree from Leiden University in the Netherlands, specializing in molecular mechanisms governing defense and secondary metabolism in plants. Dr. Zarei spent a decade as a Research Associate at the University of Guelph, where his research focused on stress physiology in plants. His primary passion lies in the study of plant secondary
Episode 135: Running One Of The Largest Living Soil Facilities in the US with Adam Arnold
My guest this week is Adam Arnold is a founder/ Owner at Collective Elevation in Bozeman Montana. Collective Elevation is one of the largest living soil cannabis greenhouse facilities in the country. Adams been growing cannabis for 20 years, the last 10 at his facilitiy in Bozeman which was designed and built from the ground up by him and his team. Prior to recreational legalization in Montana
Episode 134: Cannabis Viruses and Viroids with Dr. Tassa Saldi
Dr. Tassa Saldi is an accomplished molecular biologist with more than 25 years of research experience in RNA biology, infectious disease, and molecular pathogen detection. Dr. Saldi graduated Summa Cum Laude with a degree in Molecular Biology. She completed her graduate and postdoctoral studies at the University of Colorado, where she studied RNA structure, small RNAs and RNA processing. She was a
Episode 133: Molds, Mildews, & Mycelium with Dr. Nicole Gauthier
My guest this week is a returning guest. Dr. Nicole Gauthier is a pathologist, and Professor and Extension specialist at the University of Kentucky. Her program focuses on disease management of specialty crops, including hemp. In her Extension role, she develops educational and outreach programs to help growers manage disease through identification, understanding of pathosystems, and integration
Episode 132: Optimal Cultural Practices and IPM Advice with George Grant
George has degrees in Horticulture from the University of Georgia and the University of Florida. He is the GGSPro Technical Services Manager with Griffin Greenhouse Supplies. GGSPro assists ornamental, edible, and hemp/cannabis growers across the country with their cultivation issues ranging from sanitation, IPM, fertility, lighting, and water quality. GGSPro fields over 17,000 grower related call
Episode 131: IPM and Beneficial Nematodes with Julie Graesch
My guest this week is June Graesch from Bioworks. Julie has 18 years of experience as a biological scientist, practiced in laboratory, greenhouse, and field research as well as technical service support for the integrated pest management industry. She has been with BioWorks for 5 years and has previously held positions at BASF, Becker Underwood, and Iowa State University. Now on to the show! Host
Episode 130: Understanding Water Quality with Les Evans
Irrigation is one of the most underrated aspects of cultivation and understanding water quality, dissolved oxygen, and best practices will make a HUGE difference in plant health. My guest this week is Les Evans from Dramm, to answer all my questions about water. Les has a degree in Biological Engineering, with a concentration in Water/Soil & Environmental Engineering from NC State University, and
Episode 129: Going Vertical With Living Soils With Chris Castle
My guest this week is Chris Castle. Chris is the co-founder and CEO/COO of Flora & Flame out of California, currently the largest vertical indoor living soil cannabis farm. Chris is a bay area native who has been cultivating cannabis for 17 years, with the last 6 solely on indoor living soil. Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use
Episode 128: Tips and Tricks from a Commercial Facility with Matthew Butters
Before starting the podcast I wanted to let listeners know that I plan on adding more interviews of growers this season. While the original intention of the podcast was to bridge the gap between academic research and real life cultivation, I have done a wide variety of interviews of the years and think it’s important to hear how growers are dealing with real day to day issues in their cultivation
Episode 127: Flushing and Photoperiod Research with Micheal Alden
My guest this week is Michael Alden. Michael is the Research Director at Stairway Holding, Inc. and explores methods to improve efficiency and productivity in cannabis cultivation. He spent the past 5 years as a graduate research assistant with Dr. Jim Faust studying the flowering physiology of poinsettias (M.S.) and cannabis (PhD) at Clemson University. Now on to the show! Hosted by Simplecast,
Episode 125: The Latest in Biocontrols with Suzanne Wainwright Evans
My guest this week is my good friend, Suzanne Wainwright-Evans also known by many as The Bug Lady. She is an Ornamental Entomologist specializing in integrated pest management. Suzanne has been involved in the Green Industry for more than 25 years with a primary focus on biological control and using pesticides properly. She is a graduate of the University of Florida with degrees in both Entomolo
Episode 124: Cannabis Nutrition with Bryant Mason part 2
Bryant is a Certified Crop Advisor who specializes in organic cannabis nutrition. He has spent the last 5 years working to combine precision laboratory techniques with data science in an effort to unravel the complexities of cannabis soil and crop nutrition. Along with his work on soilless media, he also helps outdoor cultivators around the U.S. with nutrient management and cover cropping. If you
Episode 123: Cannabis Nutrition with Bryant Mason part 1
Welcome to the Cannabis Cultivation and Science podcast, I'm your host Tad Hussey of KIS Organics. This is the podcast where we discuss the cutting edge of growing from a science based perspective and draw on top experts from around the industry to share their wisdom and knowledge. My guest this week is Bryant Mason. I’ve had Bryant on the podcast a few times in the past and he’s one of my favorit
Episode 122: Supplementary Podcast #2 - Mycorrhizal Fungi
In this episode, I review some of the available research on mycorrhizal fungi and how it applies to cannabis and other edible crops. I also talk about how to determine what products are worth using in your garden, how best to apply mycorrhizal fungi, and what its role is in heavy metal uptake. Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and u
Episode 120: Heavy Metal Contamination in Cannabis with Robert Thomas
Robert Thomas is the principal scientist at Scientific Solutions, a consulting company that serves the educational needs of the trace element user community. He has worked in the field of atomic and mass spectroscopy for almost 50 years, including 24 years for a manufacturer of atomic spectroscopic instrumentation. Rob has written overt 100 technical publications, including a 15-part tutorial seri
Episode 119: Organic Microbial Solutions to Propagation with Victoria Holden and Charles Smith
Victoria has a lifelong interest in studying the interactions between microbes and their surrounding environment. She earned her Ph.D. in Microbiology and Immunology from the University of Michigan before moving to Dartmouth College to further her studies with postdoctoral research. As Chief Science Officer of Imio, Victoria has led the development and production of multiple microbial products tha
Episode 118: Supplemental Podcast 1, The Soil Food Web
In the course of all my interviews, I sometimes find topics that I want to talk about more in-depth or share a deeper opinion on than I get to in the podcast itself. Sometimes the flow of the podcast changes direction or it just doesn’t fit in the context of the interview, but regardless of the reason I thought a format like this would allow me to both share more information on the podcast as well
Episode 117: Cover Crops and Soil Testing with Steve Cantwell part 2
My guest this week is Steve Cantwell. Steve is a former mixed martial artist and entrepreneur known for his time in the UFC and his involvement with Green Life Productions.Steve Cantwell was born in Long Beach, CA. He began training in martial arts at a young age and developed a passion for combat sports. In 2005, Cantwell made his professional MMA debut and quickly gained attention for his aggres
Episode 116: Soil Food Web, IPM, and Sustainable Cultivation with Steve Cantwell part 1
My guest this week is Steve Cantwell. Steve is a former mixed martial artist and entrepreneur known for his time in the UFC and his involvement with Green Life Productions.Steve Cantwell was born in Long Beach, CA. He began training in martial arts at a young age and developed a passion for combat sports. In 2005, Cantwell made his professional MMA debut and quickly gained attention for his aggres
Episode 115: The Latest Research on Hop Latent Viroid with Dr. Jack Munz
My guest this week is Dr. Jack Munz. Dr. Munz has a decade’s worth of experience in the field of plant molecular genetics working on complex gene regulation and nutrient metabolism projects. He obtained a Bachelor of Science in Botany from Colorado State University while working as a lab assistant facilitating the development of genetic markers for invasive species. Jack then earned a Master of Sc
Episode 114: Microbial Ecology in Cannabis with Dr. Colin Bell
My guest this week is Colin Bell. Colin is most well known in the industry as the co-inventor of Mammoth P. He completed his Ph.D. in Soil Microbial Ecology in 2009. As a Research Scientist at Colorado State University, Colin published dozens of peer reviewed publications that were focused on elucidating microbial mediated processes that enhance plant growth. Colin’s academic research includes lon
Episode 113: The Importance of SOPs with Cassandra Maffey
My guest this week is Cassandra Maffey and she shares her experience with creating and utilizing Standard Operating Procedures or SOPs in your garden. Cassandra is a legacy cannabis cultivator who specializes in commercial scale, organic living soil cultivation. She honed her cultivation skills in the early 2000’s in Northern California’s Emerald Triangle, then relocated to Colorado to co-found on
Episode 112: Microbial Solutions for Plant Pathogens with Dr. Michael Brownbridge
My guest this week is Dr. Michael Brownbridge. Michael is a Biological Program Manager with BioWorks. In this role he provides technical support for the company's catalog of disease-management products, and their utilization in integrated plant health programs. Prior to joining BioWorks in 2019, he was fortunate enough to have travelled the world plying his craft, with research and outreach positi
Episode 111: Common Cultivation Questions with Brandon Hudson
My guest this week is Brandon Hudson. Brandon is a second generation cannabis cultivator with over 35 years of direct experience with this amazing plant. Building on fundamentals learned as a child Brandon has applied a controlled approach to cannabis cultivation starting his first plants his freshman year of college in 1986. He currently works for KIS Organics providing growers with everything fr
Episode 110: Research on Powdery Mildew and Other Pathogens with Dr Nicole Gauthier
My guest this week is Dr. Nicole Gauthier. She is a Professor and Extension specialist at the University of Kentucky. Her program focuses on disease management of specialty crops, including hemp. In her Extension role, she develops educational and outreach programs to help growers manage disease through identification, understanding of pathosystems, and integration of management strategies. Her
Episode 109: Nutrient Analysis and Tissue Testing with Dr. Cari Peters
Cari Peters Raymond is Vice President at her family’s company, JR Peters Inc. She is proud to be the 3rd generation of Peters at the company, following both her Father and Grandfather, who introduced the original Peters fertilizers over 72 years ago. At J.R. Peters, Cari is the formulator of all products developed by JR Peters. She heads a hard-working team (the Jack’s Blue Crew) to bring new fert
Episode 108: Understanding Living Soil Fertility with Bryant Mason
My guest this week is Bryant Mason with Soil Doctor Consulting. Bryant is a Certified Crop Advisor who specializes in organic cannabis nutrition. He has spent the last 4 years working to combine precision laboratory techniques with data science in an effort to unravel the complexities of cannabis soil and crop nutrition. Along with his work on soilless media, he also helps outdoor cultivators arou
Episode 107: The Impacts of Magnesium on Cannabis Cultivation with Paul Cockson and Patrick Veazie
My guests this week are 2 awesome cannabis researchers, Paul Cockson and Patrick Veazie. Paul has been on the podcast before on episode 59 talking about his paper on cannabis deficiencies. Be sure to check out that episode if you haven’t already just click on the learn tab then podcast. I also recently had them on to talk about their phosphorus research and they are back to this week to talk about
Episode 106: A Review of Some of the Latest Research in Cannabis with Suzanne Wainwright Evans part 2
Welcome to the Cannabis Cultivation and Science podcast, I'm your host Tad Hussey of KIS Organics. This is the podcast where we discuss the cutting edge of growing from a science based perspective and draw on top experts from around the industry to share their wisdom and knowledge.My guest this week is my good friend, Suzanne Wainwright-Evans also known by many as The Bug Lady. She is an Ornamenta
Episode 105: A Review of Some of the Latest Research in Cannabis with Suzanne Wainwright Evans part 1
Welcome to the Cannabis Cultivation and Science podcast, I'm your host Tad Hussey of KIS Organics. This is the podcast where we discuss the cutting edge of growing from a science based perspective and draw on top experts from around the industry to share their wisdom and knowledge.My guest this week is my good friend, Suzanne Wainwright-Evans also known by many as The Bug Lady. She is an Ornamenta
Episode 104: Teaming with Bacteria with Jeff Lowenfels
Our guest today is Jeff Lowenfels. I wanted to get Jeff, our very first podcast guest and old friend, back on the show. Jeff is the author of the popular Teaming series, Teaming with Microbes, Teaming with Nutrients, Teaming with Fungi, and now his new book “Teaming with Bacteria," which he joins us today to discuss. He also has a book called DIY Autoflowering Cannabis which we discussed in an ear
Episode 103: Phosphorus Research in Cannabis with Paul Cockson and Patrick Veazie
My guests this week are two awesome cannabis researchers, Paul Cockson and Patrick Veazie. Paul has been on the podcast before on episode 59 talking about his paper on cannabis deficiencies. Be sure to check out that episode if you haven’t already and also this is a good one to go to the podcast page at kisorganics.com, just click on the learn tab then podcast. I will have links to all the papers
Episode 102: Cannabis Genetics and Terpene Expression with Dr. Daniela Vergara
My guest this week is Dr Daniela Vergara. She is an evolutionary biologist, data analyst, educator, scientific writer, and public speaker. In addition to her multiple publications, she founded and directs a non-profit organization, the Agricultural Genomics Foundation (AGF; AgriculturalGenomics.org). AGF aims to make hemp and cannabinoid science available to a broad public. Dr. Vergara recently jo
Episode 101: Plant Stress and Cannabinoid Relationships with Dr. Monique McHenry
My guest this week is Dr. Monique McHenry. Dr. McHenry is a botanist with a background in plant diversity and evolution. She is the director of the University of Vermont Cannabis Science and Medicine and Plant Biology Certificate programs, director of the Medical Cannabis Center for Research and Education, and co-director of the cannabis pharmacology course at the University of Vermont Medical Sch
Episode 100: Origins Podcast - Suzanne Wainwright Evans Interviews Tad Hussey
This episode is a bit different. I didn't know what to do for our 100th episode and my friend Suzanne, who you all know as the Bug Lady, convinced me to let her flip the tables and interview me to share a bit more about myself, how this podcast came to be, and some of what I've learned from the many amazing guest I've had the privilege of interviewing over the past 4 years. https://www.kisorgani
Episode 99: Common Cannabis Pests and Biological Controls with Steven Arthurs
My guest this week is Steven Arthurs. Steven graduated from the Imperial College London with a Masters of Science in Plant Protection and Integrated Pest Management. He also received a Diploma in Applied Entomology and went to get a PhD in Insect Pathology. He did his Post Doctoral work at Texas A and M researched biological pest control for thrips on ornamental plants and investigated insect/viru
Episode 98: Silicon - The Essential Nutrient with Dr. Wendy Zellner
Dr. Zellner received her Doctorate from the University of Toledo in 2012 where she trained in molecular and cellular biology, focusing on the role of silicon in plant defense responses. Upon graduation, she pursued a four-year postdoctoral position with the USDA-ARS, where she continued studying the role of silicon in alleviating both abiotic and biotic stress in tomato and tobacco. Her current
Episode 97 The Importance of Terpenes and the Entourage Effect with Dr. Ethan Russo
Dr. Russo is a board-certified neurologist, psychopharmacology researcher, and author. He is the Founder and CEO of credo-science.com. He graduated from the University of Pennsylvania (Psychology), and the University of Massachusetts Medical School, before residencies in Pediatrics in Phoenix, Arizona and in Child and Adult Neurology at the University of Washington in Seattle. He was a clinical
Episode 96: Managing Soil Fertility Indoors with Mike Wilson
My guest this week is Michael Wilson. Mike is the owner and head cultivator of Maine Craft Cannabis, a cannabis cultivation company licensed under Maine’s medical cannabis program. Maine Craft Cannabis grows organically in living soil beds, and I met Mike when he reached out 2018 regarding consulting and dialing in the program in his facility. We’ve stayed in touch ever since, sharing ideas and t
Episode 95: Diagnosing Deficiencies in Cannabis with Brandon Hudson
My podcast this week is a bit unique in that we will be discussing how to diagnose deficiencies in cannabis and how to use a dichotomous key. We have a new document available on our website that has the dichotomous key we reference in the podcast as well as images showing the deficiencies related to each mineral we discuss. So if you wanted to follow along to the podcast with visuals you can check
Episode 94: The Full Sensory Experience with Jeremy Plumb
Our guest this week is Jeremy Plumb. Jeremy was the Director of Production Science at Pruf Cultivar, one of the most technologically advanced cannabis cultivation facilities in North America. At Pruf, Jeremy combined decades of cannabis horticulture experience with cutting-edge technology to deliver previously unattainable consistency in both product quality and consumer effect. Prior to his leade
Episode 93: The Science of Breeding Cannabis with Ryan Lee
My guest this week is Ryan Lee. Ryan is an educator, breeder, and researcher specializing in the chemical and genetic diversity of the cannabis species. Ryan comes from a background in neuroscience focusing on the endocannabinoid system, but later focusing on plant breeding technologies and the study of the molecular aspects of the cannabis genome and how we can use science to shape and improve th
Episode 92: Data Driven Fertigation at Pruf Cultivar with Sam Hoefler
Samuel Hoefler is a 10-year cannabis industry professional and current Head Grower of Prūf Cultivar. Sam is finishing an agronomy at Oregon State University and focuses primarily on nutrient management, irrigation techniques, and cannabis crop production. Sam has created a novel cultivation model at Prūf Cultivar while building one of the most advanced and informative data sets on cannabis nutrien
Episode 91: Cornell University's Hemp Science Program and New Research with Dr. Heather Grab
My guest this week is Dr. Heather Grab. Dr. Grab is a Senior Lecturer at Cornell University’s College of Agriculture and Life Sciences in the School of Integrated Plant Science. In this role she teaches multiple courses focusing on Cannabis cultivation and processing and mentors students in Cornell’s Hemp Master of Professional Studies program. In collaboration with Cornell experts and industry pa
Episode 90: University Fungicide Trials on Powdery Mildew with Rufus Akinrinlola
My guest this week is Rufus Akinrinlola. He is a Ph.D. Candidate and Graduate Research Assistant in the Entomology and Plant Pathology Department at the University of Tennessee Knoxville. He works in the research programs of UT Specialty Crops and Field Crop Pathology, focusing on Sustainable Disease and Integrated Pest Management Systems, where he’s co-mentored by Drs. Heather Kelly and Zachariah
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