The appearance of worm casts on your lawn is perfectly normal and, in fact, the presence of earthworms is a sign of a healthy lawn; one that is working well with nature. Worm activity and its impact on lawns is usually experienced most during wetter conditions as soils are more easily travelled when soft.
How do you get rid of worm casts on your lawn?
In most cases worm casts can be broken up and dispersed with a wire rake, using it with the teeth facing upwards and moving the rake from side to side over the lawn surface. This is only possible when the casts are dry.
How do you prevent worm castings?
There are, however, some practical and earth-friendly ways to deal with worm castings on a lawn:1Rake or sweep castings across the lawn when they are dry. ... 2Don't overwater. ... 3Mow high and keep the lawn healthy to hide the castings and minimize the unsightliness.4Use a roller to press down the castings.How to Deal With Earthworm Castings on Your Lawn - The Spruce
Why are so many worms coming out of the ground?
But after a rain, the soil pores and the worm burrows fill with water. Oxygen diffuses about a thousand times slower through water than through air, she says. “The worms can't get enough oxygen when the soil is flooded, so they come to the surface to breathe.”
Is it good to have a lot of worms in your yard?
Earthworm activity improves aeration, increasing water and nutrient movement through the soil. Earthworms deposit castings when they ingest soil and leaf tissue and emerge from the soil surface to remove fecal matter. Castings are rich in nutrients and organic matter and can provide some benefits to turfgrass plants.
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