Flora of Mount Holyokeby Karen Searcy
Taxonomy
Garlic-mustard
Alliaria petiolata Moist
Brassicaceae
Flowering PeriodMay
(c) PW
HabitatMoist, disturbed areas primarily along roads and streams
Height1 - 2 feet in flower
DescriptionBiennial that produces a single stalk with a cluster of small (1/4? diameter) flowers at the tip of the stem and in the axils of the upper leaves.
LeavesThe stem leaves are simple, triangular in shape, and have irregularly serrate margins. A rosette of kidney-shaped basal leaves is produced the first year. These leaves have a long petioles, a rough surface, and are green on both upper and lower surface. The basal leaves stay green over winter.
(c) PW
DistributionBiennial that produces a single stalk with a cluster of small (1/4? diameter) flowers at the tip of the stem and in the axils of the upper leaves.
NotesGarlic mustard is an invasive species that appears to be spreading rapidly. The plant gives off a garlic smell when crushed.