Native Plants

Puerto Rico Clover Ash

Tetrazygia biflora

USDA symbol: TEBI2

perennial tree

Puerto Rico: native

If you’re lucky enough to garden in a tropical paradise, you might want to get acquainted with the Puerto Rico clover ash (Tetrazygia biflora). This charming native tree might not be a household name, but it’s got plenty to offer gardeners who appreciate the beauty of indigenous plants. The Puerto ...

Puerto Rico Clover Ash: A Hidden Gem for Tropical Gardens

If you’re lucky enough to garden in a tropical paradise, you might want to get acquainted with the Puerto Rico clover ash (Tetrazygia biflora). This charming native tree might not be a household name, but it’s got plenty to offer gardeners who appreciate the beauty of indigenous plants.

What Is Puerto Rico Clover Ash?

The Puerto Rico clover ash is a perennial tree that’s as authentic as it gets – it’s native exclusively to Puerto Rico. This woody beauty typically grows as a single-stemmed tree, reaching heights of 13 to 16 feet or more, though it can sometimes develop a multi-stemmed growth pattern depending on environmental conditions.

You might also see this plant listed under its former scientific name, Menendezia biflora, but don’t let the name changes fool you – it’s the same lovely tree.

Where Does It Grow?

This tree is a true Puerto Rican native, found only on the beautiful island of Puerto Rico. It’s perfectly adapted to Caribbean growing conditions and plays an important role in the local ecosystem.

  • Species observed
  • No observations

Why Consider Puerto Rico Clover Ash for Your Garden?

Here’s what makes this tree special:

  • Native heritage: Supporting local ecosystems by growing indigenous plants
  • Attractive appearance: Features glossy green foliage and clusters of small, delicate white to pink flowers
  • Pollinator magnet: The small flowers are perfect for attracting native Caribbean bees and butterflies
  • Manageable size: At 13-16 feet, it’s perfect for smaller properties or as an understory tree
  • Versatile placement: Works well as both a canopy tree and understory specimen

Growing Conditions and Care

Let’s be honest – this tree isn’t for everyone. Puerto Rico clover ash is strictly a tropical plant, thriving only in USDA hardiness zones 10-11. If you live outside these warm zones, this beauty won’t survive your winters.

For those in the right climate, here’s what your Puerto Rico clover ash needs:

  • Temperature: Consistent warm temperatures year-round
  • Light: Partial shade to full sun (quite adaptable!)
  • Soil: Well-draining soil is essential
  • Water: Regular watering, but don’t let it sit in soggy soil
  • Protection: Shield from strong winds when possible

Garden Design Ideas

The Puerto Rico clover ash shines in tropical and subtropical garden settings. It’s perfect for:

  • Native plant gardens that celebrate Caribbean flora
  • Mixed tropical landscapes where you want authentic local character
  • Pollinator gardens designed to support local wildlife
  • Smaller properties where you need a tree that won’t overwhelm the space

Special Considerations

This tree has a facultative wetland status in the Caribbean region, meaning it can handle both wetland and non-wetland conditions. This flexibility makes it quite adaptable to different moisture levels in your garden, though good drainage remains important.

The Bottom Line

Puerto Rico clover ash is a delightful choice for tropical gardeners who want to grow authentic native plants. While its geographic limitations mean it won’t work for most mainland gardeners, those in tropical zones 10-11 will find it to be a charming, pollinator-friendly addition to their landscapes.

If you’re outside the tropical zones but love the idea of supporting native plants, consider researching trees native to your specific region – every area has its own wonderful indigenous species waiting to be discovered!

Tetrazygia biflora is also known as...

Often we refer to plants by their common names. When shopping for plants the scientific name is the best way to positively identify the plant species you desire. But some plants have more than one name! While it doesn't happen often, nurseries might display one name while you're searching for another. Tetrazygia biflora is also known as:

Menendezia biflora | USDA symbol: MEBI2

Why do some plants have more than one name? Over time plant species may be renamed for a few reasons:

  1. Botanists in different regions named the same plant without knowing it had already been classified.
  2. A species was reclassified after scientific advances in, for example, DNA analysis.
  3. Slight variations within a species are sometimes mistakenly identified as entirely new species.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" — matching plants to their ideal growing conditions, so they'll thrive with less care and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection can be if you don't have the right information. While tags on nursery plants list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. You might be surprised to learn that popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. The table below gives insight into the preferred growing conditions of this plant throughout its geographical distribution.

Region
Preferred Habitat

Caribbean (PR, VI)

Facultative
Wetland Glossary
Obligate Wetland
Facultative Wetland
Facultative
Facultative Upland
Obligate Upland
Almost always occurs in wetlands
Usually occurs in wetlands but may occur in non-wetlands
Can occur in wetlands and non-wetlands
Usually occurs in non-wetlands but may occur in wetlands
Almost never occurs in wetlands

Classification

Group: Dicot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicotyledons
Subclass: Rosidae
Order: Myrtales
Family: Melastomataceae Juss. - Melastome family
Genus: Tetrazygia Rich. ex DC. - clover ash

Species: Tetrazygia biflora (Cogn.) Urb. - Puerto Rico clover ash

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