Cal-Mag Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-Mag Plus is strongly recommended when using reverse osmosis water and when growing in coco coir-based medias to compensate for natural calcium draw. Cal-Mag Plus can also be applied as a foliar spray to further enhance growth.
THIS ITEM IS NOT KEPT IN STOCK AND WILL BE ORDERED FROM DISTRIBUTOR IF AVAILABLE. DIRECT SHIPMENTS REQUIRE A $500 MINIMUM OF SKU’S STARTING WITH HGC. WE CAN ALSO FORWARD – NORMAL TURNAROUND 2 WEEKS.