Roundpod St. Johnswort
Hypericum cistifolium
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Hypericaceae
- Genus:
- Hypericum
- Species:
- Hypericum cistifolium
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb , Shrub , Subshrub
- Height:
- 4-6 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- jun, jul
- Bloom Colors:
- Yellow
- Landscaping Shrub:
- Yes
Native Range
United States: Alabama, Florida, Georgia, Louisiana, Mississippi, North Carolina, South Carolina, Texas
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)
Host Plant for Caterpillars
Caloptilia hypericella
Soil Requirements
- Soil Type:
- sandy, acidic, nutrient-poor soil
- pH:
- 4.5 - 6.5 (acidic to slightly acidic)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- Commonly found in sandy pine flatwoods and scrub habitats.