Luster Leaf® Rapitest® Soil Test Kit - 40ct - Tests Included : (10) pH, (10) Nitrogen, (10) Phosphorus & (10) Potash
$23.99
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Determining whether your soil pH needs adjusting or if Nitrogen, phosphorus, and potash should be added in the form of fertilizers. Easy to use, just mix soil and water together, pour off solution into comparator, pour in the powder from the capsule, shake and compare to color chart.
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