North America Native Plant

Lesser Florida Spurge

Botanical name: Euphorbia polyphylla

USDA symbol: EUPO5

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Tithymalopsis polyphylla (Engelm. ex Holz.) Small (TIPO3)   

Lesser Florida Spurge: A Rare Native Gem for Southern Gardens Meet the Lesser Florida spurge (Euphorbia polyphylla), a native wildflower that’s as mysterious as it is special. This little-known perennial forb calls the southeastern United States home, and while it might not be the flashiest plant in your garden, it ...

Lesser Florida Spurge: A Rare Native Gem for Southern Gardens

Meet the Lesser Florida spurge (Euphorbia polyphylla), a native wildflower that’s as mysterious as it is special. This little-known perennial forb calls the southeastern United States home, and while it might not be the flashiest plant in your garden, it represents something truly valuable: authentic local flora that has been quietly thriving in American landscapes long before any of us were around.

What Makes Lesser Florida Spurge Special?

As a true native of the lower 48 states, Lesser Florida spurge brings authenticity to your landscape that you simply can’t get from non-native alternatives. This perennial forb (that’s garden-speak for a non-woody flowering plant) has been naturally supporting local ecosystems for generations. It’s also known by the synonym Tithymalopsis polyphylla, though most of us can stick with the much friendlier Lesser Florida spurge.

Where Does It Grow Naturally?

Lesser Florida spurge has a fairly limited native range, naturally occurring in just two states: Florida and Louisiana. This makes it a true regional specialty – a plant that’s perfectly adapted to the unique conditions of the southeastern coastal regions.

Garden Potential and Growing Conditions

Here’s where things get interesting (and a bit challenging): Lesser Florida spurge is one of those native plants that hasn’t made the leap into mainstream horticulture yet. While we know it’s a facultative upland species – meaning it usually prefers non-wetland areas but can tolerate some moisture – specific growing requirements and care instructions are surprisingly scarce.

What we do know:

  • It’s a perennial, so it should return year after year
  • As a forb, it lacks woody stems and likely dies back to ground level in winter
  • It prefers upland conditions rather than consistently wet soils
  • It’s naturally adapted to the climate conditions of Florida and Louisiana

Should You Plant Lesser Florida Spurge?

If you’re gardening in Florida or Louisiana and you’re passionate about native plants, Lesser Florida spurge could be a fascinating addition to your landscape – if you can find it. The challenge is that this species appears to be quite uncommon in the nursery trade, likely due to limited demand and possibly limited wild populations.

The benefits of choosing this native include:

  • Supporting authentic local biodiversity
  • Choosing a plant perfectly adapted to your regional climate
  • Potentially supporting native wildlife (though specific benefits aren’t well-documented)
  • Adding a unique conversation piece to your native plant collection

The Reality Check

Let’s be honest: Lesser Florida spurge isn’t going to be easy to find or grow. The lack of available growing information suggests this might be a plant better left to native plant specialists and botanical gardens rather than home gardeners. If you’re dead set on growing it, you’ll likely need to:

  • Source seeds or plants from specialized native plant societies
  • Experiment with growing conditions based on its natural habitat preferences
  • Connect with local native plant groups for growing advice
  • Be patient as you learn through trial and error

Native Alternatives to Consider

If the mystery and challenge of Lesser Florida spurge don’t appeal to you, consider these better-known native alternatives for Florida and Louisiana gardens:

  • Other native Euphorbia species that are more readily available
  • Regional wildflowers with similar growing requirements
  • Well-established native forbs that provide proven wildlife benefits

The Bottom Line

Lesser Florida spurge represents the fascinating world of lesser-known native plants – species that are authentically local but haven’t yet found their way into mainstream gardening. While it’s not the easiest choice for most gardeners, it could be perfect for the native plant enthusiast looking for something truly special and regional. Just be prepared for a bit of botanical detective work along the way!

If you do decide to pursue this unique native, remember that working with rare or uncommon plants is as much about contributing to conservation as it is about gardening. You might just be helping to keep a piece of natural heritage alive in cultivation.

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

Atlantic and Gulf Coastal Plain

FACU

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

Lesser Florida Spurge

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

Euphorbiales

Family

Euphorbiaceae Juss. - Spurge family

Genus

Euphorbia L. - spurge

Species

Euphorbia polyphylla Engelm. ex Holz. - Lesser Florida spurge

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