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$42.95Measures the four most important aspects of plant health: light, soil moisture, soil pH and soil fertility. It...
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$29.95Tests soil pH and fertilizer levels in a quick, one-minute test. Directions include ideal pH range for 350 plants and...
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$31.95For the homeowner desiring accurate, detailed soil analysis at a reasonable cost. Kit contains 10 tests each of soil...
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$37.95Super size your Professional Soil Test Kit. For the homeowner desiring accurate, detailed soil analysis at a...
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$4.95An easy-to-use test to check Nitrogen, Phosphorus, pH and Potash to grow stronger, healthier tomatoes! Kit contains 4...