Calcium Nitrate, Greenhouse Grade Option:50 lbs. Calcium Nitrate, Greenhouse Grade CropKing offers the same black

CropKing offers the same black poly pipe as used by commercial growers

admitting up to 50% more light

From smoothies and salads to soups and cooked dishes

With a full year's supply of growing essentials

balanced plant habit supports good truss development and high productivity under greenhouse conditions

Calcium Nitrate, Greenhouse Grade Option:50 lbs. Calcium Nitrate, Greenhouse Grade CropKing offers the same blackFor best results, use only "greenhouse grade" calcium nitrate fertilizer in your hydroponic growing system. You will have less residue and sediment from mixing and less plugging of your feed lines and drippers. 15. 5 0 0 Greenhouse grade calcium nitrate for plants is a refined, prilled (uncoated) highly soluble fertilizer. 5 & 50 lb bags ship free via UPS to the contiguous United States. For pallet or individual qualities, please call 330 302 4203.