North America Native Plant

Roble Colorado

Botanical name: Tabebuia schumanniana

USDA symbol: TASC2

Life cycle: perennial

Habit: tree

Native status: Native to Puerto Rico  

Roble Colorado: A Rare Tropical Beauty Worth Protecting in Your Garden If you’re gardening in a tropical climate and looking for a show-stopping native tree that supports local wildlife, let me introduce you to the roble colorado (Tabebuia schumanniana). This Puerto Rican gem is more than just a pretty face ...

Rare plant alert!

Region: Conservation status by state

Status: S3: Status is uncertain but is somewhere between the following rankings: Vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals ⚘

Roble Colorado: A Rare Tropical Beauty Worth Protecting in Your Garden

If you’re gardening in a tropical climate and looking for a show-stopping native tree that supports local wildlife, let me introduce you to the roble colorado (Tabebuia schumanniana). This Puerto Rican gem is more than just a pretty face – it’s a conservation success story waiting to happen in your backyard.

What Makes Roble Colorado Special?

The roble colorado is a native Puerto Rican tree that puts on quite the spectacle when it blooms. Picture this: clusters of bright golden trumpet-shaped flowers appearing before the leaves emerge, creating a stunning canopy of color that’ll have your neighbors asking questions. The glossy compound leaves that follow provide beautiful year-round foliage, making this perennial woody plant a four-season stunner.

As a true tree species, roble colorado typically grows taller than 13-16 feet, though under certain conditions it may develop a shorter, multi-stemmed growth form. Either way, you’re getting a substantial plant that commands attention in the landscape.

Where Does Roble Colorado Grow?

This beauty is endemic to Puerto Rico, meaning it grows naturally nowhere else on Earth. Currently, you’ll find roble colorado growing in Puerto Rico, where it’s perfectly adapted to the local climate and ecosystem.

A Word of Caution: This Tree Needs Our Help

Here’s where things get serious for a moment. Roble colorado has a Global Conservation Status of S3, which means it’s considered vulnerable. With only 21 to 100 occurrences and between 3,000 to 10,000 individuals remaining, this species is at risk of disappearing from the wild.

If you decide to plant roble colorado, please only purchase from reputable nurseries that use responsibly sourced, propagated material – never plants collected from the wild. By choosing nursery-grown specimens, you’re helping protect wild populations while still enjoying this remarkable tree.

Perfect Growing Conditions

Roble colorado is surprisingly adaptable for such a rare species. Here’s what it loves:

  • Climate: USDA hardiness zones 10-12 (tropical and subtropical climates only)
  • Sunlight: Full sun to partial shade
  • Soil: Well-draining soil, tolerates various soil types
  • Water needs: Facultative wetland status means it can handle both wet and drier conditions

Wildlife Benefits

Those gorgeous trumpet flowers aren’t just for show – they’re pollinator magnets! Bees, butterflies, and hummingbirds all flock to roble colorado when it’s in bloom, making it an excellent choice for wildlife-friendly gardens. As a native species, it supports local ecosystems in ways that non-native plants simply can’t match.

Landscape Design Ideas

Roble colorado works beautifully as:

  • A specimen tree for larger residential properties
  • Shade tree for tropical and subtropical gardens
  • Focal point in native plant landscapes
  • Part of conservation-minded garden designs

Keep in mind that this tree needs space to grow and show off its natural form, so it’s best suited for larger landscapes rather than small urban gardens.

Planting and Care Tips

Once you’ve sourced your responsibly-grown roble colorado, here’s how to help it thrive:

  • Planting: Choose a location with good drainage and adequate space for mature size
  • Watering: Provide regular water during establishment, then reduce frequency as the tree becomes drought tolerant
  • Maintenance: Minimal pruning needed – let this beauty develop its natural form
  • Patience: Like most trees, roble colorado takes time to establish and reach flowering maturity

Should You Plant Roble Colorado?

If you garden in zones 10-12 and have the space for a larger tree, absolutely consider roble colorado – but only if you can source it responsibly. By planting this vulnerable native species, you’re not just adding beauty to your landscape; you’re participating in conservation efforts and supporting local wildlife.

However, if you can’t find responsibly sourced material or don’t have the right growing conditions, consider other native alternatives appropriate to your specific region. The goal is always to support local ecosystems while creating beautiful, sustainable gardens.

Remember: every roble colorado planted from responsibly sourced material is a small victory for biodiversity. Sometimes the most beautiful choice is also the most meaningful one.

Roble Colorado

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Scrophulariales

Family

Bignoniaceae Juss. - Trumpet-creeper family

Genus

Tabebuia Gomes ex DC. - trumpet-tree

Species

Tabebuia schumanniana Urb. - roble colorado

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