Missoula County MSU Extension Service Weed District

Weed ID

FIELD BINDWEED

Convolvulacea or Morningglory Family
Convolvulus arvensis

GROWTH HABIT: Creeping perennial often climbing or forming dense tangled mats.

LEAVES: Dark-green leaves, shaped like arrowheads with sharp pointed lobes, alternate and grow on one side of the stem.

STEMS: 1-4 feet long, grows horizontally along the ground or climbing.

FLOWERS: 1 inch in diameter, tubular or bell-shaped, white to pinkish in color. Flowering period is from late June until frost in the fall.

ROOTS: Extensive creeping root system that can penetrate the soil to a depth of 20 feet which gives rise to numerous long lateral roots.

SEEDS: Four seeds are produced per one small round fruit. Fruit is a small, round capsule. Seeds are viable up to 50 years.

REPRODUCES: By seed.

HABITAT: Disturbed areas, pastures, and cultivated fields.


"This weed tends to bind up all your free time"