Kauai Bottlebrush
Metrosideros waialealae
- Native to:
- Hawaii, United States
Forest and Kim Starr (www.flickr.com)



Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Myrtaceae
- Genus:
- Metrosideros
- Species:
- Metrosideros waialealae
- USDA Symbol:
- MEWA
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub , Tree
- Height:
- 500 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Colors:
- red
- Landscaping Shrub:
- Yes
Garden & Ecology Notes
- Wildlife Value:
- birds
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- rich, well-drained volcanic soil
- pH:
- 5.5 - 6.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- native to high rainfall areas in Hawaii
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 14–60 days
- Notes:
- Seeds are very fine and require surface sowing with high humidity. Light is required for germination.
The above propagation data sourced from Claude AI