Silversword
Argyroxiphium × kai
- Native to:
- Hawaii, United States
GBIF: Degener O; Degener I; Heming W
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Asteraceae
- Genus:
- Argyroxiphium
- Species:
- Argyroxiphium × kai
- USDA Symbol:
- ARKA
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub
- Height:
- 150 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- jun,jul,aug,sep
- Bloom Colors:
- yellow, maroon
Garden & Ecology Notes
- Wildlife Value:
- native insects, birds
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- rocky, well-drained volcanic soil
- pH:
- 5.5 - 6.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to high elevation volcanic slopes