St. John's Rollandia 🛑 Endangered
Cyanea st.-johnii
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Campanulaceae
- Genus:
- Cyanea (Gaudich. | - cy)
- Species:
- Cyanea st.-johnii
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub
- Height:
- 2-3 ft
- Light Requirements:
- Part Shade
- Drought Tolerance:
- High
- Bloom Months:
- jan, feb, mar, apr, may, jun, jul, aug, sep, oct, nov, dec
- Bloom Colors:
- White, Violet
- Landscaping Shrub:
- Yes
Native Range
United States: Hawaii
Soil Requirements
- Soil Type:
- rich, well-drained volcanic soil
- pH:
- 5.5 - 6.5 (slightly acidic)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- native to Hawaiian montane wet forests