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	General Hydroponics pH Control Kit Contains Ph Up (add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level), Ph Down (uses food grade Phosphoric acid to lower the pH to the proper level), and Ph Test Indicator (fill a test-tube halfway with... Only $14.83
	General Hydroponics pH Up Liquid -- Quart The Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level. To maximize plant growth, the pH of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5.... Only $7.40
	General Hydroponics pH Up Liquid -- Gallon The Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level. To maximize plant growth, the pH of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5.... Only $18.50
	General Hydroponics pH Up 2.2 lbs Dry The Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level. To maximize plant growth, the pH of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5.... Only $11.94
	General Hydroponics pH Down Liquid -- Quart The Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level. To maximize plant growth, the pH of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5.... Only $7.40
	General Hydroponics pH Down Liquid -- Gallon The Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level. To maximize plant growth, the pH of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5.... Only $22.15
	General Hydroponics pH Down 2.2 lbs Dry DISCONTINUED The Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level. To maximize plant growth, the pH of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5.... Only $9.13
	pH Test Indicator Solution 1 oz General 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... Only $6.92
	Subculture B -- 75 g SubCulture-B is a probiotic inoculum of beneficial microorganisms that will increase the vitality and yield in all plants. Whether in soil or hydroponics, our proprietary blend of bacteria and trichoderma fungi colonize the root zone and media to form... Only $19.96