North America Native Plant

Winged Primrose-willow

Botanical name: Ludwigia alata

USDA symbol: LUAL

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Ludwigia simulata Small (LUSI7)   

Winged Primrose-Willow: A Hidden Gem for Your Wetland Garden If you’re looking to add some native charm to your wet garden spots, let me introduce you to a delightfully underappreciated plant: winged primrose-willow (Ludwigia alata). This southeastern native might not win any flashy flower contests, but it’s exactly the kind ...

Winged Primrose-Willow: A Hidden Gem for Your Wetland Garden

If you’re looking to add some native charm to your wet garden spots, let me introduce you to a delightfully underappreciated plant: winged primrose-willow (Ludwigia alata). This southeastern native might not win any flashy flower contests, but it’s exactly the kind of reliable, eco-friendly performer that makes wetland gardening a joy.

What Exactly Is Winged Primrose-Willow?

Winged primrose-willow is a native perennial forb that belongs to the evening primrose family. Don’t let the scientific name Ludwigia alata intimidate you—this plant is surprisingly easy-going once you understand its preferences. The winged part of its name comes from the distinctive ridged or winged stems that make it easy to identify.

As a forb, this plant stays herbaceous throughout its life, meaning it won’t develop woody stems like a shrub. Instead, it dies back each winter and returns reliably each spring, making it a true perennial friend for your garden.

Where Does It Call Home?

This native beauty naturally occurs across the southeastern United States, thriving in Alabama, Florida, Georgia, Louisiana, Mississippi, North Carolina, South Carolina, and Virginia. It’s perfectly adapted to the warm, humid conditions of the Atlantic and Gulf Coastal Plain regions.

Why Your Garden (and Local Wildlife) Will Love It

Here’s where winged primrose-willow really shines—it’s an obligate wetland plant, which means it almost always occurs in wetlands. This makes it absolutely perfect for those challenging wet spots in your yard that leave other plants gasping for air.

The small, cheerful yellow flowers bloom from summer through fall, providing a reliable nectar source when many other plants are winding down. While the blooms are modest (about half an inch across with four petals), they’re beloved by small native bees and flies who appreciate the accessible pollen and nectar.

Perfect Spots for Planting

Winged primrose-willow is ideal for:

  • Rain gardens and bioswales
  • Pond margins and bog gardens
  • Wetland restoration projects
  • Native plant gardens with consistent moisture
  • Low-lying areas that stay wet after rain

If you’re working on a restoration project or trying to create habitat for native wildlife, this plant is a fantastic foundation species that will help establish a healthy wetland ecosystem.

Growing Conditions and Care

The beauty of native plants like winged primrose-willow is their adaptability to local conditions. Here’s what this plant needs to thrive:

Sunlight: Full sun to partial shade works well, though it performs best with at least 6 hours of direct sunlight.

Soil: Consistently wet to saturated soils are essential. This plant can handle seasonal flooding and doesn’t mind having its roots in standing water. It’s quite adaptable to different soil pH levels.

Hardiness: Suitable for USDA zones 7-10, making it perfect for most southeastern gardens.

Size: Expect a compact, herbaceous plant that fits well into naturalized settings without overwhelming other plants.

Planting and Maintenance Tips

Getting started with winged primrose-willow is refreshingly straightforward:

  • Plant in spring after the last frost date
  • Choose the wettest spot in your garden—seriously, this plant loves having wet feet
  • Keep soil consistently moist during establishment
  • Once established, maintenance is minimal—just remove any dead growth in late winter
  • Allow it to self-seed if you want natural expansion in suitable areas

The best part? Once established, this native requires virtually no maintenance. It’s drought-tolerant only in the sense that it doesn’t exist in drought conditions—it needs that moisture to thrive.

Is Winged Primrose-Willow Right for Your Garden?

This plant is perfect if you have wet areas that need native plant solutions, want to support local pollinators, or are working on wetland restoration. It’s not the right choice for dry gardens or formal landscape designs where you need precise control over plant placement.

The modest flowers and naturalistic growth habit make it ideal for gardeners who appreciate subtle beauty and ecological function over flashy displays. If you’re the type of gardener who gets excited about creating habitat and supporting native ecosystems, winged primrose-willow deserves a spot on your plant list.

By choosing native plants like winged primrose-willow, you’re not just solving a landscaping challenge—you’re contributing to local biodiversity and creating a garden that truly belongs in your regional ecosystem. And honestly, there’s something deeply satisfying about working with nature rather than against it.

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

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Winged Primrose-willow

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

Myrtales

Family

Onagraceae Juss. - Evening Primrose family

Genus

Ludwigia L. - primrose-willow

Species

Ludwigia alata Elliott - winged primrose-willow

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