Nimblewill grass is very difficult to remove,so the best way to control it is to use ageneral herbicide and replant the zoysia in that area,per the University of Illinois Extension. Although tumbleweed,or Russian thistle,is rare in well-irrigated soils such as lawns,mowing keeps the summer annual from setting seed.
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How do you get rid of Nimblewill in your lawn?
Spray the herbicide onto the nimblewill using a commercial pesticide applicator. Wait until the summer when the nimblewill is actively growing to apply the herbicide. Wait up to 4 weeks for the herbicide to fully kill the nimblewill. Plant seeds where the nimblewill was so new grass and plants grow in its place.
What is Nimblewill grass?
Nimblewill is a thin, wiry grass that is pale green or gray-green. It spreads by aboveground shoots or stolons, often forming circular spots in the lawn. Nimblewill is easy to spot in the lawn because it greens up late in spring and turns brown in early fall. Nimblewill is difficult to control in bluegrass lawns as control options are limited.
Will herbicides kill Nimblewill?
A: Nimblewill is one of lots of weeds that commonly invade central-Pa. lawns. This is one of the more problematic ones because it鈥檚 a perennial grassy weed — in the same family as desirable perennial turfgrasses. That鈥檚 a problem because there are no herbicides that kill nimblewill without also killing your bluegrass, ryegrass and fine fescue.
How do you get rid ofimblewill in bluegrass?
Bluegrass or other cool-season grasses have to be reestablished by seeding or sodding after the nimblewill is completely destroyed. An application of a selective herbicide is another control option. Tenacity (mesotrione) is a systemic herbicide that selectively controls nimblewill in bluegrass lawns.