Tips on growing the sacred herb.
🌱 Fertilizer in Hawaiʻi: The Real, No-Bullshit Guide By Professor Potgrower — Big Island Genetics 🌱 What Growers in Hawaiʻi ACTUALLY Use Before we even get deep into fertilizers, let’s keep it real: most growers in Hawaiʻi start with ProMix or Sunshine Mix….
Humidity Is Your Friend: The Hawaiian Grower’s Guide to VPD, Rainforest Air, and Perfect Plant Health Most mainland growers hear the word “humidity” and immediately clutch their pearls like someone just said ‘powdery mildew’ in a crowded room. They’ve been conditioned by desert grow charts,…
🌧️ The Art of Watering Cannabis in the Tropics Avoiding Root Rot, Over-Watering, and Nutrient Lockout in Hawaii’s Climate 🌱 Introduction Growing cannabis in Hawaii is nothing like growing cannabis on the mainland. Not even in the same universe, braddah. Here the humidity comes at…
Why Mainland Soil Advice Fails in Hawaii (And Why “Dirt Is Not Just Dirt,” No Matter What YouTube Says) By Professor Potgrower — Big Island Genetics The First Wrong Assumption: “Soil Is Soil” If I had a dollar for every mainland grower who’s said to…
Everything You’ve Been Told About “Indica vs. Sativa” Is Outdated Indian hemp’s world tour, Afghanica’s resin engines, Ruderalis as a high-latitude sativa adaptation — and why Hawaiʻi made magic Opening note to readers What follows isn’t “my discovery.” I’m passing along what careful botanists, chemists,…
A fresh horticulture hack straight from the Big Island You already know — there are a million ways to root clones: Pro-Mix, Rapid Rooters, rockwool, aerocloners, whatever works. If you’re sitting on 90–100% success, aloha, keep cruising. But here’s a zero-cost extra step that makes…
🌿 Foliar Feeding Is Dumb: Professor Potgrower calls it how he sees it Let’s get this straight. Foliar feeding—spraying nutrients on your plant’s leaves—is one of those things that sounds smart until you actually understand how plants work. I’m Professor Potgrower, I live in Hawaii,…
Organic, Proven, and Straight from the Big Island Let’s be real — if you’re seeing damage, it’s already been happening. Whiteflies, mites, aphids, thrips, powdery mildew, black leaf spot, rust… by the time you notice stippling or curling, those freeloaders have been partying on your…
When asked how much light do you give your plants for vegative cycles you may get many different answers. When asked why or how they learned of their choice answers get a little fuzzy. The most common answer is hours on and 6 hours off…
When breeding cannabis the idea is to make seed. Different expressions from the genetics of the seed (genotype) will be observed in the different expressions of the plant(s) characteristics (phenotype). Different characteristics from both parent plants will be expressed. There is an old saying with…
Often unknown or overlooked, these helpful hints will surely help your cannabis transplant grow better! A “Successful” Plant Transplant? what’s wrong with this pic? It is a practice as important as any other when growing cannabis or any other plant for that matter. One of…
Let’s get this straight: if you’re still running an 18/6 or—heaven forbid—a 24/0 light schedule in veg, you’re not a cutting-edge grower. You’re a zombie grower. Marching in lockstep to outdated advice, burning watts, and burning money. Meanwhile, your plants are screaming, “Professor Potgrower would…
