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Pest Information

Lindley's Annual Lupine

Lindley's Annual Lupine

  • Latin Name: Lupinus Bicolor
  • Common Name: Lindley's Annual Lupine
  • Other Names: N/A

Pest Details

Lindley's Annual Lupine
Lindley's Annual Lupine

Origin:

Native to the western United States, and present as several varieties from California north into Canada.

Biology:

An annual wildflower that grows from seeds that germinate in very early spring. It can be a problem weed in many kinds of crops or along fence lines, roadsides, or other areas that must be maintained as bare ground.

Identification:

Mature plants are erect, with several stems arising from the base and growing to a height of over 16 inches. Stems and foliage are covered with short, soft, grayish hairs. Leaves are on a long petiole, and are divided into 5 to 7 long, lance-shaped leaflets that are arranged umbrella-like from a common junction. Flowers are dark purple to blue with white spots on their upper petals. The flower stalk is very long and erect, and several clusters of flowers may occur along the stalk, with a large cluster at the tip. Seed pods are up to 1.5 inches long and covered with fine hairs.

Characteristicts Important to Control:

Annual flowering plants that are common in waste places and idle land.

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