Alphitonia ponderosa
Hawai'i kauilatree · Kauila
Description
Source: leafsnapAlphitonia ponderosa is a species of flowering tree in the family Rhamnaceae, that is endemic to the Hawaiian Islands. It is locally known as kauila, as is the related Colubrina oppositifolia.
Care Guide
💧 Water
The Hawai'i kauila tree, native to Hawaii, flourishes in consistently moist, tropical environments. To keep it healthy, it needs to be watered weekly, although it does have a moderate tolerance for drought. When growing the kauila tree outdoors, it's important to take into account the seasonal rainfall patterns. This ensures that irrigation aligns with the natural precipitation cycles for optimal growth.
☀️ Light Partial sun
Hawai'i kauilatree naturally grows in habitats such as forest understories or rocky terrain, where it is subject to natural shade. It prefers partial sun but can tolerate full sun or full shade, showing its adaptable and hardy character.
🌡️ Temperature 20–37.8°C
Hawai'i kauilatree comes from tropical areas where the climate is generally warm and humid. As such, it is well adapted to high temperatures and moisture. It does not tolerate sudden temperature shifts and prefers a constant temperature environment, so it is important to avoid temperature fluctuations indoors. It usually cannot withstand cold temperatures and needs higher temperatures to grow. If the ambient temperature falls too low, the plant may stop growing or even die.
💨 Humidity
🪴 Soil 6-7
🌱 Fertilizer
Providing fertilizer is essential to caring for the Hawai'i kauilatree. Routine feeding throughout the growing season supplies energy to maintain its showy leaves and promotes overall growth. If fertilization is neglected, leaves can become unhealthy, the plant's ornamental value can decline, and growth may be stunted or weakened, making it more prone to breakage.
🪴 Pot & Repot
✂️ Pruning
The Hawai'i kauila tree is a resilient species characterized by its hardy foliage and distinctive bark. Pruning during the winter months, from early to late, is beneficial for the tree’s health. It removes dead branches and improves air circulation. Using proper pruning techniques can promote growth and increase the tree's resistance to disease. For the best results, consult authoritative guides to learn tailored pruning methods specific to the Hawai'i kauila tree.
🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity
Characteristics
- Plant Type
- Tree
- Life Cycle
- Perennial
- Genus
- Alphitonia
- Family
- Rhamnaceae
- Hardiness Zone
- 10-12
- Mature Height
- 10.06 m to 20.12 m
- Mature Spread
- 4.88 m to 10.06 m
- Leaf Color
- Dark Green, Olive Drab
- Leaf Type
- Evergreen
- Flower Size
- 0.25 cm to 0.51 cm
- Bloom Time
- Late spring, Early summer, Mid summer
- Planting Time
- Spring, Summer, Autumn
- Harvest Time
- Late summer, Early fall, Mid fall