But gardening has grown on me, and now I know not to use the word “dirt.” “We refer to it as soil, because dirt is a four-letter word,” says Tony Provin, Ph.D., a professor and soil chemist at Texas A ...

A worm burrows its way through the dark earth, ingesting particles of soil and expelling nutrient-rich casts in a constant forage for food. Charles Darwin described earthworms as one of the most ...

After three years of construction, the Wallis Annenberg Wildlife Crossing is finally getting soil, but it's still nearly two ...

We can find soil in lots of different places because it's really important for almost all plants. Soil helps plants stay upright and it contains important substances to help them grow. In this ...

The losses in soil moisture already pose issues for farming, irrigation systems and critical water resources for humans. But ...

Peat soil is rich in organic matter but low in nutrients, requiring supplementation for optimal plant growth. Plants like ...

Federal officials are not planning to test the topsoil that is being removed, they said, nor will they test the soil that remains. That approach, they said, has been standard since 2020.

And a hands-on technique for growing them, called "soil blocking," is capturing the attention of serious gardeners. Among ...

Soil pH or soil reaction is an indication of the acidity or alkalinity of soil and is measured in pH units. Soil pH is defined as the negative logarithm of the hydrogen ion concentration. The pH scale ...

In 2023, the Montana legislature passed a bipartisan resolution designating the first week of April as Montana Soil Health ...