Hana Forest Silversword
Argyroxiphium grayanum
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Asteraceae
- Genus:
- Argyroxiphium
- Species:
- Argyroxiphium grayanum
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub
- Height:
- 6-8 ft
- Bloom Months:
- jan, jun, jul, aug, sep, oct, nov, dec
- Bloom Colors:
- White, Red, Yellow
- Evergreen Shrub:
- Yes
Native Range
United States: Hawaii
Host Plant for Caterpillars
Philodoria wilkesiella
Soil Requirements
- Soil Type:
- rocky, volcanic, well-drained soil
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to high-altitude volcanic slopes