Emerald Harvest Cal-Mag Gallon/3.8 Liter

Emerald Harvest Cal-Mag    Gallon/3.8 Liter
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 base nutrient series for guaranteed professional results.

Write a review

Please login or register to review

Discrete Shipping

We offer discrete packaging, for your products!

  • $52.00
In addition to effortlessly powering ten 1000 Watt lights at 240 Volts, the DPC-15000TD has a specia..
$969.00

Sun System® Diamond® low profile LEC® Brand 630 watt fixtures utilize cutting edge Light Emitting Ce..
$964.95

Humboldt Sticky is a premier product that will give you phenomenal results. The state of the art bin..
$31.52

Grow Big® Hydroponic Liquid Plant Food is a potent, fast acting, liquid concentrate fertilizer speci..
$72.99

Professional quality poly tubing. Carbon black pigment, provides an opaque tubing wall, blocking lig..
$14.45