Oxygraphis

Description

Oxygraphis is a genus of flowering plants in the family Melastomataceae. It is native to Southeast Asia, including Malaysia and Thailand. The genus Oxygraphis contains about 20 species of evergreen shrubs and small trees. These plants are known for their beautiful, showy flowers that bloom in shades of pink, purple, and white. Oxygraphis is commonly grown as ornamental plants in gardens and as indoor plants.

Taxonomic Information

Appearance

Oxygraphis plants have oval-shaped leaves that are dark green on top and light green on the bottom. The leaves are about 2-4 inches long and 1-2 inches wide. The flowers of Oxygraphis are showy and come in shades of pink, purple, and white. They have five petals and a prominent central stamen. The flowers bloom in clusters at the end of the branches and can be up to 2 inches in diameter. Oxygraphis plants can grow up to 10-15 feet tall and 6-8 feet wide.

Care Guide

Water: Oxygraphis plants prefer well-drained soil that is moist but not waterlogged. Water the plant when the top inch of soil feels dry to the touch.

Fertilization: Fertilize Oxygraphis plants with a balanced fertilizer during the growing season (spring and summer).

Soil: Oxygraphis plants prefer well-drained soil that is rich in organic matter.

Sunlight: Oxygraphis plants prefer partial shade to full sun. They can tolerate full shade but may not bloom as much.

Hardiness Zones: Oxygraphis plants are hardy in USDA zones 9-11.

Common Pests & Diseases

Oxygraphis plants are generally healthy and not prone to many pests or diseases. However, they can be susceptible to spider mites and mealybugs. To control these pests, wipe the leaves with a damp cloth or use insecticidal soap.

Habitat

Oxygraphis plants are native to Southeast Asia, including Malaysia and Thailand. They prefer warm, humid climates and grow in forests and along riverbanks.

Question and Answer

Q: Can I grow Oxygraphis plants indoors?

A: Yes, Oxygraphis plants can be grown indoors as long as they receive enough sunlight and are kept in well-drained soil.

Q: How often should I fertilize my Oxygraphis plant?

A: Fertilize Oxygraphis plants with a balanced fertilizer every 2-3 months during the growing season.

Q: Do Oxygraphis plants attract pollinators?

A: Yes, Oxygraphis plants are pollinated by bees and butterflies.

Q: Can Oxygraphis plants tolerate drought?

A: No, Oxygraphis plants prefer moist soil and do not tolerate drought well.

Related Plants

• Melastoma malabathricum
• Osbeckia
• Medinilla
• Lasiandra

References

• “Oxygraphis.” Flora of China, www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=126246.
• “Oxygraphis.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=c562.
• “Oxygraphis.” PlantFiles, Dave’s Garden, davesgarden.com/guides/pf/go/165081/.