Calcium Nitrate, Greenhouse Grade Option:50 lbs. Calcium Nitrate, Greenhouse Grade uncoated plastic

uncoated plastic

widely regarded as a greenhouse and hydroponic standard

Broad System Compatibility & Year-Round UseSuitable for umbrella or high-wire systems and performs well across winter

Repeat this two weeks later

Ships free to the contiguous United States

Calcium Nitrate, Greenhouse Grade Option:50 lbs. Calcium Nitrate, Greenhouse Grade uncoated plasticFor 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.