If You’re Questioning the State of Your Soil, Here’s How to Test It
DIY soil tests are often messy and difficult to use. Connie Park/NYT Wirecutter We sorted through more than 100 options to find kits that were easily accessible, provided clear collection instructions, and were not too expensive. Nutrient-testing kits had to assess NPK levels and pH to be the most useful to gardeners. Lead tests had…