Kalm's St. Johnswort
Hypericum kalmianum L. - Mangosteen familySize
Mature Height: Up to around 3.0 feet
Plant Type: Shrub
Features
Flower Color: Yellow
Conspicuous Flowers: Yes
Bloom Time: Early Summer, Mid Summer
Conditions
Shade Tolerance: Intolerant
Ecosystem Interactions
Pollinators: Native Bees; Bombus
Native Range
- USA: Illinois, Indiana, Michigan, Minnesota, New York, Ohio, Wisconsin
- CAN: Ontario, Québec
Regional Native Status: L48 (N), CAN (N)
State-level native status is based on data available through Plants of the World Online. Regional Native Status comes from the USDA Plants Database. For more detailed native status information, please refer to BONAP.