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Your Grodan® Starter plugs
A 4 ft fluorescent light fixture will be perfect to provide supplemental lighting over this size area
Kills insects and prevents new infestations
You’ve given your plants the best environment
maintained by a shut-off valve
General Hydroponics® pH Test Indicator 8 oz Grotek Your Grodan® Starter plugsGeneral Hydroponics pH Test Kits make pH testing easy. Simply fill a test tube halfway with nutrient, add a few drops of pH Test Indicator and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to expensive electronic meters because of its reliability and ease of use, which are important factors when the health of a valuable crop is at stake. Use 3 drops per 5ml of solution.
