Chris Evans, River to River CWMA, Bugwood.org

Garlic mustard

Alliaria petiolata

Garlic mustard (Alliaria petiolata) is an invasive plant of river floodplains, forests and roadsides. It is a native of Europe and was first detected in Long Island, New York in 1868.

This bienniel spends its first year as a low growing rosette, remaining green through the winter and producing flowers on 2-3 foot stalks its second year.

For more information about this plant pest, see the CABI data sheet.

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