Pay in 4 interest-free payments of $4.95 Learn more
Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
Length (in): 7
rock phosphate
It helps lower high nutrient-solution pH into the appropriate range for nutrient availability and plant uptake
Application Instructions
Emerald Harvest Cal-Mag Grow Formulas Length (in): 7Emerald Harvest Cal Mag 2 0 0 Keep your plants productive and green with Cal Mag, a calcium and magnesium supplement from Emerald Harvest. Containing top quality ingredients, Cal Mag is designed to nourish crops with extra calcium and magnesium and create the right conditions for abundant flowering and a heavy yield. This is especially important when growing in some media, such as coco coir, but any garden can benefit. Use Cal Mag as a supplement to a
