Bermudagrass

Johnsongrass

Medusahead

Quackgrass

Field
Bindweed


Hoary Cress

Diffuse
Knapweed


Russian
Knapweed


Spotted
Knapweed


Squarrose
Knapweed


Purple Loosestrife

Perennial Pepperweed

Leafy Spurge

Yellow Starthsitle

Canada Thistle

Musk Thistle

Scotch Thistle

Dyer's Woad

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Field Bindweed
Convolvulus arvensis
 
Rosette

Arrow-shaped leaves are up to two inches long.
Adult

Field bindweed is a perennial with stems up to six feet long growing prostrate, or it may climb nearby vegetation.
Flower

Flowers are funnel shaped, white to pink, and one inch wide. Bloom is from June through September.
Weed Infestation

This European native reproduces from both seed and rootstock. It grows in fields, pastures, gardens, road sides, and many other areas. It may be found in areas up to 10,000 feet in elevation.
Deep Taproot

The root system may grow to a depth of ten feet or more.
Seed

Seeds may remain viable in the soil for up to 50 years.
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Buffalobur

Common
Burdock


Camelthorn

Goatsrue

Jointed
Goatgrass


Poison
Hemlock


Black
Henbane


Houndstongue

Blue-Flowering
Lettuce


Western
Whorled
Milkweed


Silverleaf
Nightshade


Yellow
Nutsedge


Puncturevine

Russian-Olive

Saltcedar

St. Johnswort

Bull Thistle

Dalmatian Toadflax

Yellow
Toadflax


Velvetleaf