The Cannabis Grower's Knowledge Hub - Happy Hydro

All Setup & Reviews Strain Selection Organic & Soil Hydroponics Seedling & Cloning Vegetation Stage Plant Training Flowering Stage Nutrition & Irrigation Pest & Disease Harvest & Cure Growing Indoors Growing Outdoors Research Summaries

Potassium Deficiency Cannabis & How to Fix it

July 28, 2020

If you've noticed some unhealthy changes in your cannabis plants recently, and you've ruled out both calcium deficiency and magnesium deficiency — is it potassium?...

Jessica McKeil

How to Design a Complete Exhaust System for a Grow Tent

July 27, 2020

Proper ventilation can make or break a small grow space. Cannabis plants, like all plants, need fresh air and good air circulation to thrive. Installing...

Jessica McKeil

Best Strains for Indoor Grows? 4 Ideas and 8 Strain Suggestions

June 10, 2020

Theoretically, you can grow any strain of cannabis indoors. But, the characteristics of some strains lend themselves to the indoor environment more so than others....

Jessica McKeil

Magnesium Deficiency in Cannabis & How to Fix it

May 4, 2020

Cannabis has a greater need for magnesium than other plants. Indoor growers especially must remain vigilant for the signs of magnesium deficiency. Most basic nutrient...

Jessica McKeil

10 Tips for Growing Cannabis Indoors

May 4, 2020

Growing cannabis is an art. Many cultivators have spent their whole life trying to perfect it, and perhaps they will never finish tinkering with the...

Jessica McKeil

Grow Veggies All Year! The Best Vegetables to Grow Indoors

April 20, 2020

From a few herbs perched on a sunny windowsill to a full vegetable garden in a purpose-built indoor grow room — do you grow vegetables...

Jessica McKeil

Grow Room Enviro Monitors: Pulse One vs. Sensor Push

April 20, 2020

Indoor cultivation is not what it used to be. Small, affordable environmental monitors are helping indoor operations large and small grow bigger yields and better...

Jessica McKeil

Can you Overwater Cannabis? Know the Signs and the Solutions

April 20, 2020

One of the most frequent issues novice growers face, especially when growing in soil, is overwatering. Cannabis, in particular, can be finicky. Although you are...

Jessica McKeil

Calcium Deficiency in Cannabis & How to Fix it

April 5, 2020

Just like in humans, plants need calcium to survive. Cannabis is no exception. It isn't immune to fluctuations in calcium and, when grown hydroponically, is...

Jessica McKeil

The Facts: Mold and Mildew in Cannabis Cultivation and How to Prevent it

April 2, 2020

The cultivation of cannabis is naturally a hot and humid hobby, lending itself to the germination of mold, mildew, and fungus. White powdery mildew and...

Jessica McKeil

How to Automate the Grow Room | A Starter Guide

February 18, 2020

In today's hemp-obsessed world, all your favorite commercial brands all rely, at least in some part, on technology to control the grow room. Transforming your...

Jessica McKeil