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Cannabis Cultivation and Science PodcastAuthor: Tad Hussey
Welcome to the Cannabis Cultivation and Science podcast, Im your host, Tad Hussey of KIS Organics. This is the podcast where we discuss the cutting edge of organic growing from a science based perspective and draw in top experts from around the industry to share their wisdom and knowledge. If you want to hear the latest in growing technology and methods, this is the place.. Language: en Genres: Home & Garden, Leisure, Natural Sciences, Science Contact email: Get it Feed URL: Get it iTunes ID: Get it |
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Episode 152: Light, Spectrum, and Plant Signals — A Practical Guide with Dr. David Hawley part 2
Episode 152
Tuesday, 4 November, 2025
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:Understanding Daily Light Integral (DLI) and how it relates to plant metabolismWhen to use far-red and what to expect from itThe truth about UV lighting and secondary metabolite productionManaging leaf temperature and avoiding hidden stress from high PPFDHow fixture placement and uniformity impact yield and morphologyUsing dimming strategies through different growth stagesWhy overemphasizing spectrum specs can distract from the real gainsPractical steps for mapping your grow and verifying performanceDavid also shares insights on under-canopy lighting, canopy architecture, and the future of horticultural light design, offering takeaways for both commercial cultivators and serious home growers.Resources mentioned:Fluence by OSRAMKiS Organics Living Soil & Nutrients Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.
