Luster Leaf 1602 Soil Kit

Plants rely on a proper balance of PH, Nitrogen, Phosphorus, and Potash for vigorous, healthy growth. Make sure your soil is properly balanced before planting with the Rapidest Soil Testing Kit. The patented color coded comparison / capsule system takes the guesswork out of testing, making this a fast and easy way to achieve better results in the garden. Simply take a soil sample, mix with water, add powder from the capsule, shake and watch the color develop. Includes complete instructions for adjusting soil PH, fertilization guidelines, and a PH preference list for over 450 plants.