GROW!T #3 Perlite fluorescent-lighting and calcium

and calcium

The pH controller includes a chemically resistant low voltage dosing pump plus both pH and temperature sensors

which are cultured in premium quality British Columbian sea kelp

conductivity & flow parameters available

Easy one-button calibration

GROW!T #3 Perlite fluorescent-lighting and calciumGROW! T Perlite is a versatile and inert soil amendment and soilless medium. Use it to aerate soil in container gardening, for germination and propagation of seedlings, for propagation of cuttings, and as a hydroponic medium. Hydrofarm searched globally and went to great lengths to find a source of top quality perlite, and succeeded and what we found is offered in the GROW! T line of perlite products. Multiple grades available: #2 Perlite (1 16" 5 8"