North America Non-native Plant

Chiranthodendron

Botanical name: Chiranthodendron

USDA symbol: CHIRA

Native status: Not native but doesn't reproduce and persist in the wild

Chiranthodendron: The Mysterious Hand Flower Tree If you’ve ever wondered what it would look like if a tree decided to give you a high-five, meet Chiranthodendron! This extraordinary tree, commonly known simply as chiranthodendron, produces some of the most unusual flowers you’ll ever encounter. With their distinctive hand-like appearance and ...

Chiranthodendron: The Mysterious Hand Flower Tree

If you’ve ever wondered what it would look like if a tree decided to give you a high-five, meet Chiranthodendron! This extraordinary tree, commonly known simply as chiranthodendron, produces some of the most unusual flowers you’ll ever encounter. With their distinctive hand-like appearance and bright red coloration, these blooms are guaranteed conversation starters in any garden lucky enough to host them.

What Makes Chiranthodendron Special?

The chiranthodendron is native to the cloud forests of southern Mexico and Guatemala, where it thrives in the cool, misty conditions of high-altitude tropical regions. This remarkable tree belongs to a very small genus, making it quite rare in cultivation and adding to its mystique among plant enthusiasts.

What truly sets this tree apart are its incredible flowers. Each bloom resembles a bright red hand with five finger-like stamens extending outward, earning it the nickname hand flower tree in some circles. The flowers emerge directly from the branches and are complemented by large, heart-shaped leaves that can reach impressive sizes.

Is Chiranthodendron Right for Your Garden?

Before you get too excited about adding this exotic beauty to your landscape, there are some important considerations. Chiranthodendron is quite particular about its growing conditions and has limited cold tolerance, making it suitable only for USDA hardiness zones 9b through 11.

This tree works best as a specimen plant or focal point in:

  • Subtropical gardens with consistent mild temperatures
  • Protected courtyards or patios in warmer climates
  • Botanical gardens or specialized collections
  • Large containers that can be moved indoors during cold weather

If you live in a cooler climate, you might want to consider native alternatives that can provide similar visual interest while being better adapted to your local conditions.

Growing Conditions and Care

Successfully growing chiranthodendron requires recreating its native cloud forest environment as much as possible. Here’s what this unique tree needs to thrive:

Light Requirements: Prefers bright, filtered light rather than direct, intense sunlight. Morning sun with afternoon shade works well in most climates.

Soil Needs: Well-draining soil rich in organic matter is essential. The soil should retain some moisture but never become waterlogged.

Water Requirements: Consistent moisture is key, but avoid overwatering. The soil should feel like a wrung-out sponge.

Temperature and Humidity: Prefers cool to moderate temperatures with high humidity. Protect from strong winds and extreme temperature fluctuations.

Planting and Care Tips

When planting your chiranthodendron, choose a location protected from harsh winds and intense afternoon sun. The tree can grow quite large over time, so ensure adequate space for both height and spread.

Regular feeding with a balanced fertilizer during the growing season will help support healthy growth and flowering. Pruning is generally minimal – just remove dead or damaged branches as needed.

One of the most rewarding aspects of growing this tree is its appeal to wildlife. The unusual flowers attract hummingbirds and other specialized pollinators, adding another layer of interest to your garden ecosystem.

The Bottom Line

Chiranthodendron is definitely not your average backyard tree, but for gardeners in suitable climates who want something truly extraordinary, it can be a showstopping addition. Its unique flowers, interesting foliage, and wildlife benefits make it a conversation piece that will have visitors doing double-takes.

Just remember that this tree requires specific conditions to thrive, so be prepared to provide the care it needs. If you’re up for the challenge and live in the right climate zone, chiranthodendron might just be the exotic accent your garden has been waiting for!

Chiranthodendron

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Malvales

Family

Sterculiaceae Vent. - Cacao family

Genus

Chiranthodendron Cerv. ex Cav. - chiranthodendron

Species

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA