EH Cal-Mag - 1 Gal. - Case of 4 spl_bfg This water pump is oil-free

This water pump is oil-free to prevent nutrient reservoir contamination

EB Welding

• Measures conductivity EC

The Synthetic Pro Edition is for those gardeners who like to use Synthetic Fertilizers

sufficient essential nutrients remain available to the plant roots for heavy yields and bountiful harvests

EH Cal-Mag - 1 Gal. - Case of 4 spl_bfg This water pump is oil-freeGrow Lush, Green Plants Keep your plants productive and green in any growing medium with Cal Mag, a calcium and magnesium supplement from Emerald Harvest. Emerald Harvest Cal Mag is more than just a calcium magnesium supplement. In contrast to competing products, EH Cal Mag contains kelp extract, a natural source of nitrogen and other helpful compounds, making it different from standard products of its kind. Containing top quality ingredients, Cal Mag