Hypodiscus Aristatus

Description

Hypodiscus Aristatus, also known as the Hawaiian Blue Hibiscus, is a tropical evergreen shrub that is native to Hawaii. It belongs to the Malvaceae family and is a popular ornamental plant due to its striking blue flowers. The plant can grow up to 10 feet tall and 6 feet wide, with a sprawling habit and long branches that droop towards the ground. The leaves are glossy green and oval-shaped, with a smooth and slightly serrated edge.

Taxonomic Information

Appearance

The Hawaiian Blue Hibiscus has large, showy flowers that are 4-6 inches in diameter. The petals are deep blue with a slightly lighter center, and the stamens are a bright yellow. The flowers bloom throughout the year, but are most prolific from spring to fall. The plant also produces small, woody capsule fruits that contain numerous small seeds. The plant’s sprawling habit and long branches make it an ideal candidate for training into a small tree or espalier.

Care Guide

Water: Hypodiscus Aristatus requires regular watering to keep its soil moist. Make sure not to overwater, as this can cause root rot.

Fertilization: Feed the plant with a balanced fertilizer every 2-3 months during the growing season (spring to fall).

Soil: The plant prefers well-draining, slightly acidic soil. Add organic matter to the soil to improve its overall quality.

Sunlight: The plant requires full sun to partial shade. Provide it with at least 6 hours of sunlight per day.

Hardiness Zones: Hypodiscus Aristatus thrives in USDA zones 10-11.

Common Pests & Diseases

Common pests that can affect Hypodiscus Aristatus include aphids, spider mites, and whiteflies. These can be controlled with insecticidal soap or neem oil. The plant is also susceptible to fungal diseases such as powdery mildew and root rot. These can be prevented by ensuring good air circulation around the plant and not overwatering.

Habitat

Hypodiscus Aristatus is native to Hawaii, where it grows in coastal areas and low-elevation forests. It prefers warm, humid climates and can tolerate salty, windy conditions.

Question and Answer

Q: Can Hypodiscus Aristatus grow in containers?

A: Yes, it can grow in containers as long as the pot is large enough to accommodate its root system.

Q: How often does Hypodiscus Aristatus need to be pruned?

A: Prune the plant in late winter or early spring to control its size and shape. Remove dead or diseased branches as needed.

Q: What is the best way to propagate Hypodiscus Aristatus?

A: The plant can be propagated through stem cuttings taken in the spring or summer. Dip the cuttings in rooting hormone and plant them in a well-draining potting mix.

Q: How often should Hypodiscus Aristatus be repotted?

A: Repot the plant every 2-3 years, or when it has outgrown its current pot.

Related Plants

• Hibiscus rosa-sinensis
• Hibiscus syriacus
• Hibiscus mutabilis
• Hibiscus schizopetalus

References

• “Hypodiscus Aristatus.” University of Florida, IFAS Extension. Accessed 24 Aug. 2021.
• “Hypodiscus Aristatus.” Missouri Botanical Garden. Accessed 24 Aug. 2021.
• “Hypodiscus Aristatus.” Plant Finder. Accessed 24 Aug. 2021.