Cannabis Root Rot – Slimy, brown, twisted or unhealthy roots are caused by unwanted pathogens in your hydroponic tank! The…
Problem: A sulfur deficiency is relatively rare and will manifest itself as all-over chlorosis (yellowing of leaves), usually starting with…
Can Tobacco Mosaic Virus (TMV) spread to cannabis plants? Some growers believe mosaic virus can infect weed, yet actual evidence…
Issue: If your plant is sagging, then it’s normally an indication of either over or under-watering. Marijuana Underwatering Signs sagging…
Many indoor marijuana growers utilize fans to blow air around within the grow location. This develops a great breezy environment…
Issue: With a marijuana zinc deficiency, more youthful leaves start yellowing in between the veins. Leaf suggestions get tarnished and…
Problem: The initial symptoms may appear similar to a nitrogen deficiency (yellowing of older, lower leaves). Leaves may become mottled…
Problem:A cannabis nitrogen deficiency will cause the older, lower leaves on your plant to turn yellow, wilt away and eventually…
Problem: Dark green leaves, shiny leaves, clawing, weak stems, and overall slow growth. Marijuana leaves that are nitrogen toxic often…
Problem: After watering, your plants start drooping. Usually the droopyleaves will feel firm and appear curled down (the whole leaf…
Quick Summary: Handling pH is vital for marijuana plants to be able to use up nutrients through their roots. When…
Melanoliarus planthopper on a marijuana leaf (Source: Whitney Cranshaw) Typically among the primary signs is a white fuzzy development that…
