When I was first learning about how to grow cannabis, I learned about the importance of pH to prevent nutrient deficiencies. But sometimes your pH is in the recommended range and your marijuana plants leaves are still showing signs of nutrient deficiencies. What else besides incorrect pH causes nutrient deficiencies in cannabis plants? Basically, when
Help
Get help for plant problems
View an assortment of strange mutations and unique pictures of growing cannabis plants.
[Answer inside!] What do I do if the stems of my cannabis plant are turning purple?