usda free soil information for your county (usa only)
https://www.nrcs.usda.gov/conservatio...

other video with detailed soil sampling
   • soil sampling with other instrumentation  

WARNING: DO NOT USE THE TEMU PHONE APP DUE TO SPY WARE
U S E T H E T E M U . C O M WEBSITE ONLY TO PROTECT YOUR INFORMATION'


thermometer range 0220F
18 inch length
https://www.temu.com/1pccompostsoil...

soil sampling collecting tool
https://www.temu.com/goods.html?_bg_f...