North America Non-native Plant

Shoofly

Botanical name: Caesalpinia decapetala

USDA symbol: CADE15

Life cycle: perennial

Habit: vine

Native status: Non-native, reproduces and persists in the wild in Hawaii âš˜ Non-native, reproduces and persists in the wild in Puerto Rico  

Synonyms: Biancaea sepiaria (Roxb.) Todaro (BISE2)  âš˜  Caesalpinia sepiaria Roxb. (CASE15)   

Shoofly Plant: A Thorny Beauty for Warm Climate Gardens Meet the shoofly plant, a striking flowering shrub that goes by many names. Also known as cat’s claw, this perennial beauty (botanically called Caesalpinia decapetala) brings a splash of golden color to tropical and subtropical landscapes. But before you fall head ...

Shoofly Plant: A Thorny Beauty for Warm Climate Gardens

Meet the shoofly plant, a striking flowering shrub that goes by many names. Also known as cat’s claw, this perennial beauty (botanically called Caesalpinia decapetala) brings a splash of golden color to tropical and subtropical landscapes. But before you fall head over heels for its cheerful blooms, let’s dig into what makes this plant tick – and whether it deserves a spot in your garden.

What is the Shoofly Plant?

The shoofly is a multi-stemmed woody shrub that typically stays under 13-16 feet tall, though it can occasionally grow taller or develop a single trunk depending on growing conditions. This perennial plant is armed with curved thorns that give it the cat’s claw nickname – a feature that’s both a blessing and a curse for gardeners.

You might also see this plant listed under its synonyms Biancaea sepiaria or Caesalpinia sepiaria in older gardening references, but they’re all the same thorny character.

Origins and Current Range

Originally hailing from tropical regions of Asia and Africa, the shoofly plant has made itself at home in warmer parts of the United States. Currently, you’ll find it growing in Hawaii and Puerto Rico, where it’s established as a non-native species that reproduces on its own in the wild.

The Good, the Bad, and the Thorny

Why you might love it:

  • Stunning bright yellow flowers with eye-catching red stamens
  • Attracts bees and butterflies to your garden
  • Extremely drought tolerant once established
  • Makes an effective security barrier thanks to those thorns
  • Low maintenance once it settles in

Why you might want to think twice:

  • Those thorns are no joke – they can be quite aggressive
  • Not native to the U.S., so it won’t support local ecosystems as well as native plants
  • Can be difficult to remove once established
  • May require regular pruning to keep it manageable

Growing Conditions and Care

If you decide to give shoofly a try, you’re in luck – it’s pretty forgiving once you understand its needs.

Climate Requirements: This plant thrives in USDA hardiness zones 9b through 11, making it perfect for consistently warm climates. It handles both facultative upland conditions (occasionally wet) in some areas and obligate upland conditions (almost never wet) in others, showing its adaptability.

Sun and Soil: Give your shoofly plant full sun exposure for the best flowering display. It’s not picky about soil as long as it drains well – in fact, it positively loves poor, rocky soils that would make other plants sulk.

Water Needs: Here’s where this plant really shines. Once established, it’s incredibly drought tolerant and actually prefers to dry out between waterings. Overwatering is more likely to cause problems than underwatering.

Planting and Maintenance Tips

When planting shoofly, choose your location carefully – those thorns mean you won’t want to move it later! Plant it away from walkways and play areas, but consider using it as a natural security fence or barrier.

Pruning is your main maintenance task, and it’s essential for two reasons: keeping the plant manageable and protecting yourself and others from those formidable thorns. Always wear thick gloves and long sleeves when working around this plant.

Consider Native Alternatives

While shoofly can be a beautiful addition to warm climate gardens, consider exploring native alternatives that provide similar benefits while supporting local wildlife and ecosystems. Native flowering shrubs in your area will likely offer better habitat for local birds, butterflies, and other wildlife.

Before planting shoofly, check with your local extension office or native plant society for recommendations on indigenous species that might give you the same golden flower power without the ecological trade-offs.

The Bottom Line

Shoofly plant can be a stunning, low-maintenance addition to the right garden – emphasis on right. If you have space for a thorny, drought-loving shrub and you’re in the appropriate climate zone, it might work for you. Just remember to handle with care, literally and figuratively, and consider whether a native alternative might better serve both your garden goals and your local ecosystem.

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 work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags 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. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Caribbean

FACU

Facultative Upland - Plants with this status usually occurs in non-wetlands but may occur in wetlands

Hawaii

UPL

Obligate Upland - Plants with this status almost never occurs in wetlands

Shoofly

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Fabales

Family

Fabaceae Lindl. - Pea family

Genus

Caesalpinia L. - nicker

Species

Caesalpinia decapetala (Roth) Alston - shoofly

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