Proper soil sample preparation is key to precise data on your soil’s pH, nutrient levels, and the exact soil amendments your ...

Soil testing begins with the homeowner, gardener, and farmer. The most critical step in soil testing is soil sample collection. Soil testing can help growers make informed decisions about fertilizer ...

Dig a hole in the ground, a little over 6 inches deep. Take a vertical slice from one side of the hole to straighten the side, discard. Take another vertical slice and continue with the protocol. Use ...

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 ...

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

Soil scientist Andrew Margenot holds a jar of soil gathered from Menard County, Illinois in 1948. The University of Illinois professor said he rediscovered the "church of soil" when searching an old ...