What is humus and how can you increase it in your garden soil? Here, we break down what it is and why it's important to ...

A: The definition of humus explains that it is the dark organic component of soil. It’s formed by the decomposition of plant and animal matter, including fallen leaves, twigs, insects, mushrooms ...

They contain trace minerals that trees draw up from deep in the soil. It is almost time for Nature’s most abundant “crop”—tree leaves. Don’t miss the opportunity to “harvest” this crop.

This is particularly true of the organic matter in soil horizons below the humus layer. Nature - Radiocarbon Dating of Soil Humus. Skip to main content. Thank you for visiting nature.com.

Ideally, we would like to have at least 2% to 3% of a garden soil made up of humus-containing organic material. This is difficult to make happen in sandy soil because the relatively large space ...

One of the best sources of humus, homemade compost gives the soil a healthful boost. Of all garden topics, the most important is building soil. Unfortunately, most of us gardeners have difficulty ...