Quackgrass (Elytrigia repens) is a perennial that originated in Europe, northern Africa, and temperate Asia and India. It came to the U.S. via contaminated hay/straw, and is moderately …

Mar 9, 2024 · Quackgrass, Elymus repens, also known as couch grass, is a common weed in lawns and gardens. Treated as a scourge by lawn care companies, it’s quite valuable for …

Quackgrass is forage for grazing animals. It mixes into lawns when mowed. Quackgrass forms dense stands that displace desired vegetation. It significantly reduces crop yields and hosts …

Dec 17, 2020 · Biology: Quackgrass ( Elymus repens) is a cool-season perennial that vigorously spreads by rhizomes. It is a sod-forming grass that can crowd out desirable grasses and even …

Jun 24, 2024 · What is Quackgrass? Quackgrass (Elymus repens) is a perennial, cool-season grassy weed that lives primarily in northern latitudes. This invasive weed is easily identified by …

Application timing and effectiveness: Several herbicides are labeled for control of quackgrass. Herbicides that can be applied postemergence and that are systemic are the most effective.

A perennial grass weed from rhizomes that may reach 3 1/2 feet in height. Quackgrass is a common weed of agronomic crops, turfgrass, lawns, nurseries, and landscapes that may be …

Oct 12, 2025 · Quackgrass is a perennial grass which spreads by both seeds and rhizomes, forming dense clumps if left unchecked. The spreading rhizomes are typically pale yellow in …

Quackgrass (Elymus repens), also known as couchgrass, is an aggressive introduced cool-season perennial. This grass is a member of the Poaceae family (grasses) that spreads by …

Feb 23, 2024 · Learn how to identify quackgrass in your lawn (photos), and how to get rid of quackgrass and keep it from returning to your yard.