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2-point pH calibration with 30-day reminder
EC/TDS readings are performed by a two-pin amperometric sensor
Phosphate Rock
The GC 3k spectrum is very close to natural sunlight
Oilseed Crops
Root Pouch 3 Gallon Grey THICK (250 g/m2) w/ Handles (Pack of 10) 10L 2-point pH calibration with 30-dayPartnering with J Frank Schmidt for a multi year project, the Grey line is dialed in to deliver the maximum amount of thermal protection, root pruning, and water retention, all the while lasting directly in ground for up to 4 years. Grey has become a certain favorite for hydroponic growers as well due to the high draining ability, especially for those looking for a larger bag with these qualities. Natural fibers allow for both in ground and above
US$ 42.00
US$ 516.00
US$ 47.00
US$ 1631.50