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communications cable Control SolarSystem Controller (sold separately) drives 1 to 1
Certified for Safety: The SUNCORE A7 Seedling Heat Mat meets UL (E518635) and MET (E115128) safety standards for electric heating appliances
A digital ballast keeps double ended HPS PAR output consistent through the 20
or some of the oldest carbon found on earth
Humboldt Sea Cal 2-0-0 -- 1 Quart AC Accessories Appearance & Life Cycle:Sea Cal is a highly concentrated growth enhancer and chelated calcium supplement that offers vital macro and micro nutrients in specific ratios during early plant development. Calcium is very important during a plant's vegetative cycle, controlling aspects of cell wall structure and permeability. Calcium is absorbed into a plant through the root tips, but plants are not always able to completely satisfy their need for calcium through their roots. This