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Teasel
Dipsacus fullonum
In the United States:
Invasive
· also called wild teasel, common teasel, Fuller's teasel
Listed as invasive. Check local regulations — several jurisdictions restrict planting.
Bees visit the dense, spiny flower heads for nectar and pollen; individual flowers last one day but bloom sequentially from the middle outward over weeks. Peak bloom occurs in midsummer. The plant is a tall biennial with prickly stems and persistent seed heads.
| Nectar | low |
|---|---|
| Pollen | low |
| Bloom (US) | June–October |
| Duration | ~2 months |
| Type | Perennial |
| Sun | full |
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