Little Bittercress

Pest: Little Bittercress (Cardamine oligosperma)

Pest Type: Annual broadleaf weed

Major Identifying Features: 3-12 inches high, several branched and smooth stems emerging from the soil line, leaves form a rosette, five lateral leaflet pairs, one large terminal leaflet, kidney shaped leaves, 2-10 white flowers, seeds are finely pebbled

Life Cycle: Winter or summer annual (sometimes biennial), blooms from March to July, reproduces by seed

Pest Rating: Moderate

Management Rating: Easy

Host/Season/Outbreak Information: Lives up to 2600 feet elevation in moist and shady environments

Damage Information: Sometimes weedy in disturbed places such as landscaped areas, orchards, nurseries, turf, vegetable crops

Management Options: Prevention by hand pulling weeds, herbicides such as indaziflam or glyphosate

Sources:

http://www.ipm.ucdavis.edu

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s