Learn why soil pH is the most important soil test value and how it affects nutrient availability and lime requirements.

The rustling of leaves and the crisp chill in the air are a clear indicator that fall has officially begun. With crops slowly coming in off the fields, now is a good time to start thinking about soil ...

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 ...

These tests are available directly from labs or through your county extension office. For the average home gardener though, it can be easier to buy a soil test kit online, so that’s what we tested. To ...

The Mississippi State University Extension Service Soil Testing Lab has new equipment that allows it to offer an expanded range of services to clients. A new carbon and nitrogen analyzer tests both ...