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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Always wear proper PPE when handling
Safe for food and medicinal plants
Some competing nutrient lines offer a (16-0-0) formula as a one-part grow fertilizer
Down To Earth™ Kelp Meal is pure ascophyllum nodosum seaweed from the clean
Soul's specialty large-gauge perlite expands the product’s versatility and performance potential for hydroponic or soilless culture practices
GH pH Test Kit 1 oz (24/Cs) Additive Always wear proper PPE whenGeneral 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.
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