Testing for toxic chemicals and heavy metals is available in Los Angeles County from philanthropic groups, researchers, and ...

To grow good plants, you need good soil. The only way to tell what your soil really needs is to take a soil test. Applying too much fertilizer could be detrimental to your plants. You could waste ...

The Oklahoma State University Extension Soil, Water and Forage Analytical Laboratory on the OSU campus tests more than 58,000 samples each year to protect Oklahoma’s natural resources and support ...

Knowing, understanding, and controlling your soil’s pH are all crucial to having a successful garden. The tool to help you with all three is a soil test kit. The best soil test kit provides you with a ...

Whether you’re growing tomatoes, managing crops or striving for the perfect lawn, soil testing is key to success. A soil test identifies nutrient levels and soil fertility, ensuring your plants get ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Colleen Hagerty Colleen Hagerty is a writer focused on emergency preparedness.