Can You Use Earthworms to Indicate Healthy Soil? Distribution & Sampling

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Virtual

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The humble earthworm is valued by farmers and gardeners alike for its contribution to healthy soils.

If you dig two holes in a field, you can find earthworms in the soil from one hole but not the other. What controls the distribution of earthworms has remained a poorly understood question since the time of Darwin.

In this talk, we’ll discuss whether finding earthworms in soil is a good indicator of healthy soil, what factors control the presence of earthworms in soil and how many holes you have to dig to find an earthworm.