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  • Quack Grass, 1 of 6
    Photo 1 of 6

    (c) Matt Osborne, some rights reserved (CC BY-NC)

  • Quack Grass, 2 of 6
    Photo 2 of 6

    (c) ocanire, some rights reserved (CC BY-NC)

  • Quack Grass, 3 of 6
    Photo 3 of 6

    (c) Dmitry Ivanov, some rights reserved (CC BY-NC)

  • Quack Grass, 4 of 6
    Photo 4 of 6

    (c) Tig, all rights reserved

  • Quack Grass, 5 of 6
    Photo 5 of 6

    (c) Douglas Goldman, some rights reserved (CC BY-SA)

  • Quack Grass, 6 of 6
    Photo 6 of 6

    (c) John Magne Grindeland, some rights reserved (CC BY-NC)

1 of 6 photos

Quack Grass

Elymus repens

Worldwide
21,807 observations
Group
Plants

About

Elymus repens, commonly known as couch grass, is a very common perennial species of grass native to most of Europe, Asia, the Arctic biome, and northwest Africa. It has been brought into other mild northern climates for forage or erosion control, but is often considered a weed.

Summary from Wikipedia, CC BY-SA 4.0.

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