Hypericum pyramidatum, or Great St. John’s Wort, is a 2-5 foot tall perennial preferring moist to wet soils and full to part sun. Great St. John’s Wort’s large two inch yellow flowers with bushy stamens appear in late June to August. The perennial is common in wet places like stream banks and its flowers attract many pollinating insects.
Light: Sun-Part Sun
Soil moisture: Moist-Medium