Bronze or Brown Patches

Root Rot

Root Rot

Cannabis Root Rot – Slimy, brown, twisted or unhealthy roots are caused by unwanted pathogens in your hydroponic tank! The…

Slugs or Snails

Slugs or Snails

Slugs or Snails Attacking Your Cannabis Plants? Get Rid of Them Quick! Ewwww slugs and snails are eating the leaves…

Manganese Deficiency

Manganese Deficiency

Problem: Leaves may become yellow in between the veins, with mottled brown spots on the affected leaves. These brown dead…

Overwatering

Overwatering

Problem: After watering, your plants start drooping. Usually the droopyleaves will feel firm and appear curled down (the whole leaf…

pH Fluctuations

pH Fluctuations

Quick Summary: Handling pH is vital for marijuana plants to be able to use up nutrients through their roots. When…

Phosphorus Deficiency

Phosphorus Deficiency

Issue: A marijuana phosphorus deficiency normally appears on leaves from the lower/older parts of the plant. The lower leaves might…

Planthoppers

Planthoppers

Melanoliarus planthopper on a marijuana leaf (Source: Whitney Cranshaw) Typically among the primary signs is a white fuzzy development that…

Potassium Deficiency

Potassium Deficiency

What Does a Marijuana Potassium Deficiency Appear Like? Leaf Issue / Signs: With a cannabis potassium deficiency, you’ll normally see…

Root Problems

Root Problems

Cannabis Plants With Root Problems Show Many Symptoms Cannabis may appear overwatered or droopy Curling or cupping of leaves Wilting…

Boron Deficiency

Boron Deficiency

Problem: A boron deficiency in cannabis is relatively rare unless a plant is underwatered or in a really dry environment,…

Broad Mites

Broad Mites

Broad miteson your cannabis plants are so tiny they are practically impossible to spot with the naked eye, and can…

Calcium Deficiency

Calcium Deficiency

Problem: Calcium is an important nutrient that helps provide structure to the cannabis plant and helps it withstand stress like…