Houndstongue
Houndstongue is a native of Europe. It thrives in disturbed soils along roadsides, trails, in pastures, and rangelands.
Hoary Cress
This plant originated in Europe. It reproduces by root segments and seed.
Field Bindweed
This European native reproduces from both seed and rootstock.
Canada Thistle
A native to southeastern Eurasia, Canada thistle reproduces by seeds and rootstock.
Bermudagrass
Bermudagrass prefers warmer regions, but it is becoming established in cooler regions as well.
Yellow Toadflax
Yellow Toadflax
is an aggressive invader of rangeland, roadsides, field edges, and waste areas.
Yellow Starthistle
Yellow starthistle was introduced from Europe.
Squarrose Knapweed
Squarrose knapweed is a native plant of the eastern Mediterranean area.
Spotted Knapweed
Originally found in Eurasia, spotted knapweed infests rangeland, pastures, roadsides, or any disturbed soils.
Rush Skeletonweed
Purple loosestrife is a European plant probably introduced to the United States as an ornamental.