Gateway Greening is a soil-testing drop off site for University of Missouri Extension. Please watch the video and follow the instructions on how to take a proper soil sample. Then bring your sample into Gateway Greening’s Main Office, located at 2211 Washington Avenue, 63103, and fill out a provided form. Soil testing drop off is available Monday-Thursday from 8:00am-3:30pm. For more information, please call (314) 588-9600.
Gateway Greening Network Gardens, Non-Network Gardens, General Public