I’ve tried many of these kits, and have found the ... At some point, you want to get your soil professionally tested. The best place to find a testing location is your local extension office.

For the most accurate results, use the services of a commercial soil testing lab rather than a soil testing kit. Purdue does not do soil testing for homeowners. You can get your soil tested in central ...

The soils information one can secure from proper use of these kits is not a substitute for soils information that can be had from certified soil testing laboratories. The field information one can ...