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widely regarded as a greenhouse and hydroponic standard
Predatory mites can be very successful in controlling spider mites as they will multiply nearly twice as fast as the spider mite population
Broad System Compatibility & Year-Round UseSuitable for umbrella or high-wire systems and performs well across winter
Rex (LET2003) is a trusted bibb-style (butterhead) lettuce hybrid
Ships free to the contiguous United States
Calcium Nitrate, Greenhouse Grade Option:50 lbs. Calcium Nitrate, Greenhouse Grade widely regarded as a greenhouseFor 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.
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