GH pH Test Kit 1 oz (24/Cs) Additive Some competing nutrient lines offer

Some competing nutrient lines offer a (16-0-0) formula as a one-part grow fertilizer

You can also begin a wide range of feeding programs right out of the bag

Soul's specialty large-gauge perlite expands the product’s versatility and performance potential for hydroponic or soilless culture practices

Safe for food and medicinal plants

and if you’re not thrilled with the results

GH pH Test Kit 1 oz (24/Cs) Additive Some competing nutrient lines offerGeneral 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.