Pay in 4 interest-free payments of $4.97 Learn more
Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
The advanced chemistry
Can use our 13mm pipe
Using different ratios of each in different stages of growth produces a complete nutrient that’s perfectly adapted to each part of your grow
BioEnhancer contains an extract of ascophyllum nodosum
75mm and 100mm bed depths
Emerald Harvest - Cal-Mag Green House Nutrients The advanced chemistryHow Cal Mag Works Cal Mag delivers a rich source of calcium and magnesium, two secondary macronutrients that are essential for plant health and vitality. If plants don't get an adequate supply of calcium and magnesium, then you'll start to notice some very negative consequences. Growth can slow down to a crawl and you'll see clear signs of deficiencies, like yellowing between the veins on leaves (magnesium) and dark brown spots (calcium), as well as
