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Black Mustard
Brassica nigra
In the United States:
Naturalized
· also called brown mustard
Annual brassica producing clusters of bright yellow four-petaled flowers that yield abundant nectar and pollen attractive to honeybees. Blooms over several weeks in summer, supporting colony foraging and brood rearing. Quick-growing plant suited to disturbed or cultivated soils.
| Nectar | low |
|---|---|
| Pollen | low |
| Bloom (US) | June–August |
| Duration | ~45 days |
| Type | Perennial |
| Sun | full |
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