Sheperd’s Purse

Pest: Sheperd’s Purse (Capsella burse-pastoris)

Pest Type: Annual Broadleaf Weed

Major Identifying Features: Fruit has a peppery flavour and can be added to salads (in small quantities), leaves and seed contain glucosinolates, football shaped cotyledon leaves, leaves are later toothed and deeply lobed and covered in hairs, 20 inches tall, 4 white flower petals, heart shaped seeds, brassica family

Life Cycle: Winter annual, flowers in late winter or spring, reproduces by seed

Pest Rating: Moderate

Management Rating: Moderate

Host/Season/Outbreak Information: Grows all year in coastal areas of California up to 7600 feet, can be found on agricultural land and other disturbed sites

Damage Information: Leaves and seeds can cause digestive irritation

Management Options: Mechanical by mowing and improving soil fertility, chemical with herbicides onto individual plants

Sources:

http://www.extention.umn.edu/garden/yard -garden/weeds/sheperds-ozpurs/

http://www.ipm.ucdavis.edu

 

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