Wouldn't this be an educational project for the kids to do??
Pick up a free soil sampling kit for lawn, garden, field and landscaping areas at N.C. Cooperative Extension-Cabarrus County Center, located at 715 Cabarrus Avenue West in Concord. Just follow the simple instructions and then mail your soil sample to get a full evaluation and recommendation. Details: contact Extension Agent David Goforth at 704-920-3310 or [email protected]