Example of a Cal/Mag Deficiency

Cal/Mag deficiency shown with leaf cupping and brown spots. Using nutrients with no minor elements listed in the ingredients. If this looks like something other than a calcium, manganese or magnesium deficiency, please comment.

Ph lock.out

anzohaze said:

Ph lock.out

Click to expand...

Perhaps...I've never taken a pH reading. I'm now watering with room temp purified fridge water and a light dose of Superthrive.

FYI: Duplicate of another threat this morning, same plant: https://www.rollitup.org/t/name-that-problem-001.891967/