Non-native Plants

Papagayo

Sesbania sericea

USDA symbol: SESE7

perennial subshrub

Lower 48 states: non-native, naturalized
Puerto Rico: non-native, naturalized
U.S. Virgin Islands: non-native, naturalized

Meet papagayo (Sesbania sericea), a charming perennial herb that’s making waves in warm climate gardens across the southern United States. With its cheerful yellow flowers and graceful compound leaves, this tropical beauty offers gardeners an easy-to-grow option for adding color and texture to their landscapes. Papagayo is a perennial forb ...

Papagayo: A Tropical Beauty for Warm Climate Gardens

Meet papagayo (Sesbania sericea), a charming perennial herb that’s making waves in warm climate gardens across the southern United States. With its cheerful yellow flowers and graceful compound leaves, this tropical beauty offers gardeners an easy-to-grow option for adding color and texture to their landscapes.

What Is Papagayo?

Papagayo is a perennial forb herb, meaning it’s a non-woody plant that comes back year after year. Unlike shrubs or trees, it lacks significant woody tissue and instead relies on its root system to survive from season to season. This makes it a perfect choice for gardeners who want the reliability of a perennial without the commitment of permanent woody plants.

Where Does Papagayo Come From?

Originally from tropical regions of the Americas, papagayo is considered a non-native species in the United States. However, it has naturalized and now grows wild in several warm regions, including Florida, Texas, Puerto Rico, and the U.S. Virgin Islands. While it reproduces on its own in these areas, it’s not currently listed as invasive or noxious.

  • Species observed
  • No observations

Why Consider Papagayo for Your Garden?

Papagayo brings several appealing qualities to the garden:

  • Bright yellow, pea-like flowers that bloom in attractive clusters
  • Elegant pinnately compound leaves that add fine texture
  • Low maintenance once established
  • Attracts bees and other beneficial pollinators
  • Tolerates wet conditions and even occasional flooding
  • Self-seeds readily for natural garden expansion

Perfect Garden Settings

This versatile plant works beautifully in several garden styles:

  • Tropical and subtropical gardens
  • Rain gardens and wetland areas
  • Naturalized meadow plantings
  • Pollinator gardens
  • Low-maintenance landscape borders

Growing Conditions and Care

Papagayo is refreshingly easy to please when it comes to growing conditions:

  • Sunlight: Full sun for best flowering
  • Soil: Prefers moist to wet soils but adapts to various conditions
  • Water: Thrives with consistent moisture; tolerates flooding
  • Climate: Best suited for USDA hardiness zones 9-11
  • Wetland status: Can grow in both wetland and non-wetland conditions

Planting and Care Tips

Getting started with papagayo is straightforward:

  • Sow seeds directly in the garden after the last frost
  • Seeds germinate easily with consistent moisture
  • Space plants adequately as they can self-seed prolifically
  • Minimal fertilizer needed due to nitrogen-fixing abilities
  • Deadhead spent flowers if you want to prevent self-seeding
  • Monitor for spread and manage as needed

A Word About Native Alternatives

While papagayo can be a lovely addition to appropriate gardens, consider exploring native alternatives that provide similar benefits while supporting local ecosystems. Native legumes and flowering herbs in your region may offer comparable beauty with additional ecological benefits for local wildlife.

The Bottom Line

Papagayo offers warm climate gardeners an attractive, low-maintenance option for adding tropical flair to their landscapes. Its tolerance for wet conditions and ability to attract pollinators make it particularly valuable in challenging garden situations. Just remember to keep an eye on its self-seeding tendencies and consider native alternatives when planning your garden for maximum ecological impact.

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

Atlantic and Gulf Coastal Plain (AL, AR, DC, DE, FL, GA, IL, KY, LA, MD, MS, MO, NC, NJ, OK, PA, SC, TN, TX, VA)

Facultative

Caribbean (PR, VI)

Facultative Wetland
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: Fabales
Family: Fabaceae Lindl. - Pea family
Genus: Sesbania Scop. - riverhemp

Species: Sesbania sericea (Willd.) Link - papagayo

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