EH Cal-Mag - 55 Gal. Fertilizer calibrate tester as either cup

calibrate tester as either cup style or dip style (depending on intended method of use)

recirculating deep water culture

They have inverter compressor technology offering 30%–50% energy savings

States include but are not limited to: Alabama

EH Cal-Mag - 55 Gal. Fertilizer calibrate tester as either cupGrow 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