Hawai'I Seagrass
Halophila hawaiiana
- Native to:
- Guam, Hawaii, U.S. Minor Outlying Islands, United States
iNaturalist: © thomasirvine (iNaturalist #283038142)






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Hydrocharitaceae
- Genus:
- Halophila
- Species:
- Halophila hawaiiana
- USDA Symbol:
- HAHA3
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 5 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
Garden & Ecology Notes
- Wildlife Value:
- sea turtles, fish, invertebrates
- Deer Resistant:
- Yes
- Salt Tolerant:
- Yes
Soil Requirements
- Soil Type:
- sandy, nutrient-poor marine sediment
- pH:
- 7.5 - 8.5 (neutral to slightly alkaline)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- adapted to underwater marine environments