Grow Guide

Fertilizer is food for marijuana plants. The best fertilizers for marijuana are often homemade. There are also many weird and wonderful things you can add to your marijuana fert...

Sulfur deficiencies are very rare in cannabis plants, but they can happen. When they do, plants can suffer significant growth problems. The grower can be left with no plant at a...

Manganese deficiency in cannabis plants can feel like a daunting challenge, but don’t worry – it’s completely fixable. This guide will help you understand what manganese does fo...

Iron may not be one of the primary nutrients for cannabis, but an iron deficiency will greatly inhibit a plant’s growth. It will first appear as bright yellow leaves. This disco...

Phosphorus - the quiet, almost unassuming powerhouse of plant nutrition. It fuels cannabis growth at every stage, from sturdy roots to resin-dripping buds. When deficiency strik...

Calcium may not be a macro nutrient for the marijuana plant. But a calcium deficiency can have very serious effects and if left untreated, could have a negative effect on the ul...

Potassium is one of the "big three" macronutrients essential for plant growth, standing alongside nitrogen and phosphorus as key players in healthy development. Playing a crucia...