Beginner and advanced gardeners alike will understand the importance of testing their soil to ensure their plants have the best chance of flourishing. This Soil Master Kit contains 10 tests each for pH, nitrogen, potassium, and phosphorus – the key components of quality soil.
40 tests help identify the chemical composition of soil deficiencies which harm plant growth and survival
Includes a gardening guide with helpful hints, sources for additional information, and easy-to-follow illustrated directions
Prime testing times: Spring (garden/flower beds), Summer (indoor plants), Fall (lawns)