Emerald Harvest Cal-Mag 2 Quart/1.9 Liter (6/Cs) an invigorating plant tonic from

an invigorating plant tonic from Emerald Harvest®

Heavy-duty 2 ft x 4 ft quick assembly tray stand

blocking light from penetrating irrigation water

It has a recessed fit with a tear strip and a built-in handle on the front portion of the hinged lid

Easy-to-use digital display humidity readings

Emerald Harvest Cal-Mag 2 Quart/1.9 Liter (6/Cs) an invigorating plant tonic fromKeep 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 base nutrient series for