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St. Johns Wort
Hypericum perforatum
In the United States:
Invasive
· also called Klamath weed, goatweed, st. john's wort, st. johnswort
Listed as invasive. Check local regulations — several jurisdictions restrict planting.
Bees visit primarily for abundant pollen from the numerous stamens; the species produces little to no nectar. Bloom occurs through midsummer with a typical duration of about one month. Plants are drought-tolerant once established and thrive in well-drained soils.
| Nectar | low |
|---|---|
| Pollen | medium |
| Bloom (US) | May–August |
| Duration | ~30 days |
| Type | Perennial |
| Sun | full |
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