Symptom Red Stems

Magnesium Deficiency

Magnesium Deficiency 1

Problem: A light green or yellow coloring will begin to show on the veins and edges of the lower & older leaves this is one of the classic signs of cannabis magnesium deficiency. You may also see red stems. Magnesium…

Phosphorus Deficiency

Phosphorus Deficiency 3

Issue: A marijuana phosphorus deficiency normally appears on leaves from the lower/older parts of the plant. The lower leaves might turn dark green or yellow, and begin getting areas or huge splotches that look brown, bronze and even a little…