Hibiscus arnottianus (Hawaiian White Hibiscus)
Botanical name: Hibiscus arnottianus
Common names: Hawaiian White Hibiscus, Hau hele, O'ahu White Hibiscus
Family: Malvaceae
Origin: Hawaii
USDA Zone: 9-10
Plant form: Large bush or small tree
Mature height: 10-20 ft
Sun exposure: Full sun or bright light indoor; semi-shade
Cold tolerance: Frost sensitive. Protect from freezing.
Watering: Regular
Flower color: White and off-white
Suitable for: Outdoors in the suitable USDA zone; small gardens, containers, and indoor growing
Fragrance: Fragrant; perfume plantHibiscus arnottianus (Hawaiian White Hibiscus) is an evergreen shrub or small tree that grows 5 to 10 feet tall and wide, although some specimens may reach up to 20 feet tall. It does best in full sun or semi-shade, with slightly acidic, well-drained soil. Water regularly, but avoid over-watering. Fertilize in the early spring with a balanced fertilizer. Prune to shape after flowering.
In USDA hardiness zone 9-11, Hibiscus arnottianus may be grown in pots and brought in during winter months. In order to survive in cold environment, it is ideal to locate it in a sheltered area such as a patio or under a tree. The pot should have some drainage holes in it and should be filled with a well-draining soil mix. Additionally, keep in mind that Hibiscus arnottianus is a tropical plant, it won't survive freezing.
Hibiscus arnottianus is a endangered Hawaiian endemic plant. It is native to the moist to wet forests of the mountains of Moloka'i and O'ahu.
Similar plants: Hibiscus arnottianus (Hawaiian White Hibiscus)
- Abelmoschus esculentus (Okra)
- Abelmoschus moschatus (Musk Mallow)
- Alyogyne hakeifolia (Red-centred Hibiscus)
- Alyogyne huegelii (Blue Hibiscus)
- Hibiscus acetosella (African Rosemallow)
- Hibiscus cannabinus (Kenaf)
- Hibiscus coccineus (Scarlet Hibiscus)
- Hibiscus El Capitolio Group ''Bloody Mary'' (Bloody Mary Hibiscus)
- Hibiscus El Capitolio Group ''Tequila Sunrise'' (Tequila Sunrise Hibiscus)
- Hibiscus elatus (Mahoe)
