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garlic mustard
Alliaria petiolata
In the United States:
Invasive
Listed as invasive. Check local regulations — several jurisdictions restrict planting.
Garlic mustard offers early spring nectar and pollen to honeybees, aiding initial foraging after winter. Peak bloom occurs from April to May in temperate climates, providing a brief but timely resource during colony expansion. This biennial herb prefers moist, shaded habitats and produces abundant seeds, requiring control to prevent unwanted spread.
| Nectar | low |
|---|---|
| Pollen | medium |
| Bloom (US) | April–June |
| Duration | ~45 days |
| Type | Perennial |
| Sun | partial |