Managing Earthworms in Turf Dr. R. Chris Williamson Department of Entomology University of Wisconsin-Madison
For those of you who have had to deal with earthworms, you are likely fully aware of the potential turf problems that they can pose. Despite having several beneficial attributes including soil formation, soil enrichment, aeration and drainage, organic matter breakdown and incorporation, and even
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enhancement of microbial activity, earthworms produce earthen soil castings that disrupt the uniformity, appearance and playability of affected areas. Earthworms often occur in turf areas including putting greens, green approaches and collars, tee boxes and fairways. Because these aforementioned areas