Author Archives: UtahWeed

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Houndstongue is a native of Europe. It thrives in disturbed soils along roadsides, trails, in pastures, and rangelands.

This plant originated in Europe. It reproduces by root segments and seed.

This European native reproduces from both seed and rootstock.

A native to southeastern Eurasia, Canada thistle reproduces by seeds and rootstock.

Bermudagrass prefers warmer regions, but it is becoming established in cooler regions as well.

Yellow Toadflax
is an aggressive invader of rangeland, roadsides, field edges, and waste areas.

Yellow starthistle was introduced from Europe.

Squarrose knapweed is a native plant of the eastern Mediterranean area.

Originally found in Eurasia, spotted knapweed infests rangeland, pastures, roadsides, or any disturbed soils.

Purple loosestrife is a European plant probably introduced to the United States as an ornamental.