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Expand the lifetime of your Oakton pH tester by keeping these replacement sensors on hand
Add more soil
fish bone meal
The second digit indicates voltage: 1 = 120V AC
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Earth Juice Aerock Options:Aerock 50 Liter Expand the lifetime of yourA premium hydroponic growing medium. Fired blown clay material that is sterile, lightweight that can used in hydroponics, blended with soils for improved aeration, or as decorative top dressing for container plants. Use it alone in hydroponics or try blending it with coir or your favorite planting mix for superior aeration. Aerorock is a much better alternative to perlite, in that it will help buffer nutrients and not lose its structure and air
