16/02/2025
IMPORTANCE OF EARTH WORMS TO THE SOIL...
Earthworm casts are the waste product of earthworms, which are mud-like piles of digested soil that appear on the surface of the soil. They are a sign of healthy soil and can be used as a fertilizer in gardens and lawns.
What are earthworm casts made of?
Digested organic matter
Earthworms eat decaying plant and animal matter, which is then digested and excreted as castings
Microorganisms
Earthworms introduce a variety of microorganisms into their castings, which help to exclude disease-causing organisms and pests
Chitinase
Earthworm castings contain an enzyme called chitinase, which dissolves chitin, the substance that makes up the exoskeletons of many pest insects
How do earthworm casts benefit soil?
Improve soil structure
Earthworms create spaces in the soil that allow air, water, and nutrients to reach plant roots
Improve soil health
Earthworm castings are a stable source of organic matter that can improve the soil's health
Improve soil fertility
Earthworm castings are rich in nutrients and can be used as a fertilizer in gardens and lawns
How can I use earthworm casts?
You can add a small amount of earthworm castings to potting mix or compost when repotting or planting plants
You can also turn earthworm castings into compost tea by steeping them in water.
