Hairy Bittercress

Cardamine hirsute

Hairy Bittercress is a winter annual broadleaf weed that is also known by its scientific name, Cardamine hirsute.

Identify

Upright

Upright

Pinnate

Pinnate

Lobed

Lobed

Round

Round

Small, deeply lobed leaves that form a rosette pattern are characteristic of Hairy Bittercress. It is common to see fruiting stems with a slender seed capsule, as well as small white flowers, on this broadleaf weed.

Life Cycle

This invasive broadleaf weed is native to Europe but now can be found in many regions across the United States. It germinates in the fall and infests lawns over the winter and in the early spring.

Life Cycle Image

Control

Cardamine hirsute can be difficult to control because it has hairy leaf surfaces that resist herbicide uptake. Professionally selected and applied broadleaf weed killers—based on your specific climate and geography—are the most effective method for control.

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