Overwatering is one of the most common cannabis growing mistakes, especially in containers. Learn why saturated soil can damage roots, slow growth, and make plants more vulnerable during summer heat.
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Learn why controlled temperature, humidity, and airflow are essential for preserving cannabis quality after harvest. Explore practical drying and curing methods, including how the VIVOSUN VCure can help create a more consistent post-harvest environment.
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Outdoor cannabis plants can grow much larger than new growers expect. Proper spacing improves airflow, light exposure, maintenance access, and overall plant health, helping prevent common problems like mold, crowding, and smaller lower buds.
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Bill Logan wasn’t famous, but in California courtrooms during the War on Drugs, he stood up where few others would. A country lawyer with grit and curiosity, he challenged weak prosecution tactics and helped reshape how cannabis cases were fought. This is the story of an unsung hero.
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Starting cannabis seeds at the right time is critical for a successful outdoor grow. Learn when to begin, how to germinate properly, and why early vegetative growth leads to larger plants and better yields.
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Strain names don’t reliably predict how cannabis will feel — chemistry does. Learn how terpenes, cannabinoids, and lab reports shape real-world effects. Discover how CTU helps consumers and professionals build true cannabis literacy.
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What if drying and curing cannabis didn’t have to take weeks—or sacrifice flavor and potency? After firsthand testing, HyDry delivered some of the most enjoyable flower I’ve smoked.
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Cannabis effects are shaped by full-spectrum chemistry, not THC alone. Cannabinoids, terpenes, and other plant compounds work together to influence how a strain feels, why THC percentage can be misleading, and why understanding strain chemistry matters.
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Great cannabis isn’t finished at harvest—drying and curing determine aroma, smoothness, and long-term potency. This article explains why a low-and-slow cannabis drying and curing process with stable temperature and humidity is essential for preserving terpenes and overall flower quality.
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Cannabis has been part of India’s culture, medicine, and economy for thousands of years—yet modern laws criminalize a plant deeply woven into daily life. Ed Rosenthal explains why re-legalizing ganja could reduce harm, boost revenue, and honor tradition.
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Determining the correct time to harvest cannabis is critical to maximizing potency, flavor, and overall quality. This Cannabis Training University guest blog explains why professional growers rely on trichome maturity—not pistil color—to make precise, data-driven harvest decisions.
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The Himalayan region remains one of the last places where cannabis grows close to its original evolutionary form. Understanding these landraces helps educators, researchers, and growers reconnect with the plant’s genetic roots.
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We rebuilt our VIVOSUN grow tent after harvest with a fresh 50/50 living soil mix, upgraded lighting, and improved airflow for winter conditions. This reset creates a clean, stable environment that gives our Ed Rosenthal Super OG clones the healthiest possible start.
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Upgrading our tent with the Vivosun LumaLight system—400W, 200W, and full side lighting—immediately transformed plant structure, canopy coverage, and overall vigor. This blog breaks down why balanced spectrum, even distribution, and proper light geometry matter so much for indoor cannabis performance.
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Smart environmental control is the key to stable VPD, consistent growth, and stress-free cannabis cultivation. Upgrading to a smart controller allowed us to fine-tune temperature, humidity, and airflow so the environment finally works for the plants instead of against them.
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Upgrading to a true 4-in-1 climate system transformed our tent by stabilizing temperature, humidity, and VPD under high-output LEDs. With cooling, heating, drying, and airflow all handled by one smart unit, our environment finally stays consistent from lights-on to lights-off.
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Step-by-step DIY cannabutter guide using home-grown Blackberry Fire. Learn to decarb properly, infuse butter, wash for clean flavor, and calculate THC dosage for safe, consistent edibles.
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Learn how to make a potent, clean, and customizable cannabis tincture at home using Ed Rosenthal’s fast-track method. This step-by-step guide shows you how to control strength, preserve full-spectrum cannabinoids, and save money while crafting a tincture tailored to your needs — with both traditional and simplified infuser options.
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Cannabis harvesting has evolved fast in the last decade—from sensors and curing bags to fresh-frozen methods and home-friendly appliances. Here’s what’s new, and how growers big and small can get better results.
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Want bigger buds and stickier resin? We put the VIVOSUN Smart Grow Tent to the test with California Sour Diesel autoflowers—and the upgrades took our harvests to the next level.
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