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

When you test more than 200,000 soil samples in a year, you not only learn something about how Arkansans grow crops, gardens and lawns, but also the value of recommendations that result from soil test ...

Anxious about the rueful state of his peas, radishes and onions, Rod Marquardt arrived at the University of Minnesota’s soil testing laboratory with two lunch bag-sized containers of dirt. “We’re just ...

Before applying fertilizer or any other soil amendment, it's a good idea to see what the soil already contains. That way you ...

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.

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 ...

Agricultural experts have called for an increase in the number of functional soil testing laboratories nationwide, asserting that such an investment is crucial to unlocking the full potential of the ...

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 ...

Michigan State University will close its historic soil testing laboratory by the end of the year. MSU has tested samples since 1920, at a time when farmers and gardeners had few places to analyze the ...