Disguised St. Johnswort
Hypericum × dissimulatum
The Trustees of the National History Museum in London
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Hypericaceae
- Genus:
- Hypericum
- Species:
- Hypericum × dissimulatum
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Forb/herb
- Height:
- 2-3 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- may, jun, aug
- Bloom Colors:
- Yellow
Native Range
United States: Connecticut, Massachusetts, Maryland, Maine, North Carolina, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Virginia, Vermont, Wisconsin, West Virginia, Canada: New Brunswick, Nova Scotia, Ontario, Quebec
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- Prefers habitats similar to parent species