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 Marching in lockstep to outdated advice, burning watts, and burning money.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…

A Core Issue for Hawai‘i Island By Aaron Zeeman Do you like apples? Well, check this out… As Hawai‘i Island moves through the process of selecting a new Police Chief, it is an appropriate moment to revisit a principle embedded in our state Constitution but…

click here for the Adam Dunn Show ADS and BIG seeds… Watch Professor Potgrower, Adam Dunn and da braddas talking Big Island Genetics, Puna Budder and Hawaiian cannabis. Dont stop there…. keep watching and learn about our new associates form Berkely labratories at www.Ploidy.com and…

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…

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…

“All good things must come to an end” is the saying. All that lives must die, nobody gets out of here alive! Well… absolutely true of course with one possible exception. Its an easy trick to pull off if your Dad is God. It only…

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,…

🌿 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,…

Everything You’ve Been Told About “Indica vs. Sativa” Is Outdated Indian hemp’s world tour, Afghanica’s resin engines, Ruderalis as a high-latitude sativa adaptation — and why Hawaiʻi made magic Opening note to readers What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,…

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…

This appears to be something worth sharing. After 21 years, the Hawaii medical cannabis situation has some good points and cannabis has helped so many people/patients to live, have better health and avoid medications that are less helpful. However, the system is worse than broken….

Many growers have different techniques for growing cannabis. Time tested, many growers are set in their ways. The old saying goes; “if it ain’t broke, don’t fix it”. This is a good philosophy however, if you are unaware of a plant’s potential you will fail…

Is weed legal in Hawaii? Are there any Hawaii marijuana laws? We answer all of your questions in this blog post covering Hawaii’s medical regulations and adult-use status. The Hawaiian Islands, known as the most remote populated archipelago, is home to lush rainforests, active volcanoes,…

🌧️ 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…

So the story goes, herb today is far stronger (better) than the weed of the 60’s and 70’s. It may be true that the common market ha s generally more potent and fresher ganja but that can be explained by the loss of Mexican cannabis…

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…

By Aaron Zeeman CHAPTER 1 — THE BEGINNING OF THE LONG AND WINDING ROAD The real beginning of this story—the true long and winding road—didn’t start with THC metabolites, probation conflicts, Quantico reports, or federal intimidation. It began years earlier with the THC Ministry, the…

🌱 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….