*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Zoysia thatch Q • My neighbor told me I should dethatch my zoysiagrass lawn, but I’m not sure if it’s necessary. What is ...
Dr. James Beard’s Turfgrass Encyclopedia defines thatch “as an intermingled organic layer of dead and living shoots, stems, and roots of grasses that develops between the turf canopy of green ...