North America Native Plant

Rabo De Gato

Botanical name: Arundinella

USDA symbol: ARUND3

Life cycle: perennial

Habit: grass

Native status: Native to Puerto Rico  

Rabo de Gato: A Native Puerto Rican Grass Worth Getting to Know If you’re passionate about native gardening in Puerto Rico, you might want to get acquainted with rabo de gato (Arundinella). This perennial grass species calls Puerto Rico home and offers gardeners a chance to support local ecosystems while ...

Rabo de Gato: A Native Puerto Rican Grass Worth Getting to Know

If you’re passionate about native gardening in Puerto Rico, you might want to get acquainted with rabo de gato (Arundinella). This perennial grass species calls Puerto Rico home and offers gardeners a chance to support local ecosystems while adding authentic island character to their landscapes.

What is Rabo de Gato?

Rabo de gato is the common name for Arundinella, a native perennial grass that’s perfectly adapted to Puerto Rico’s tropical climate. As a member of the grass family, it brings that quintessential tropical grass aesthetic that many gardeners love – think graceful, swaying stems that dance in the Caribbean breeze.

Where Does It Grow?

This grass is a true Puerto Rican native, naturally occurring throughout the island. Its presence in Puerto Rico’s diverse ecosystems speaks to its adaptability and importance in local plant communities.

Why Consider Rabo de Gato for Your Garden?

There are several compelling reasons to welcome this native grass into your landscape:

  • It’s genuinely native – Supporting local plant species helps maintain biodiversity and ecosystem health
  • Low maintenance potential – Native plants are typically well-adapted to local conditions
  • Authentic island character – Adds genuine Puerto Rican flora to your garden
  • Perennial reliability – As a perennial, it should return year after year

Garden Applications

Rabo de gato works particularly well in:

  • Native plant gardens celebrating Puerto Rican flora
  • Naturalized landscape areas
  • Wildlife-friendly gardens supporting local ecosystems
  • Low-maintenance landscape zones

Growing Conditions and Care

As a Puerto Rican native, rabo de gato is likely well-suited to the island’s tropical conditions. While specific growing requirements aren’t widely documented, you can generally expect it to thrive in:

  • Climate zones: USDA zones 10-11 (typical for Puerto Rico)
  • General care: Likely low-maintenance once established
  • Watering: Probably drought-tolerant after establishment, as many native grasses are

A Note About Information

Here’s the thing about rabo de gato – while it’s definitely a legitimate native species, detailed horticultural information can be surprisingly scarce. This isn’t uncommon with native grasses that haven’t been extensively commercialized. If you’re interested in growing this species, consider:

  • Connecting with local native plant societies or botanical gardens
  • Observing where it grows naturally on the island
  • Starting with small trials in your garden

The Bottom Line

Rabo de gato represents an opportunity to grow something truly native to Puerto Rico. While we may not have all the detailed growing guides we’d like, its native status means it’s adapted to succeed in Puerto Rican conditions. For gardeners committed to supporting local ecosystems and celebrating indigenous plant life, this perennial grass deserves consideration.

Just remember – native doesn’t automatically mean no care required. Give any new addition to your garden the attention it needs to establish successfully, and you’ll likely be rewarded with a beautiful, authentic piece of Puerto Rico’s natural heritage.

Rabo De Gato

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Commelinidae

Order

Cyperales

Family

Poaceae Barnhart - Grass family

Genus

Arundinella Raddi - rabo de gato

Species

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