North America Native Plant

Fourwing Evening Primrose

Botanical name: Oenothera tetraptera

USDA symbol: OETE2

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Fourwing Evening Primrose: A Charming Native Annual for Your Garden Looking for a delightful native annual that brings evening magic to your garden? Meet the fourwing evening primrose (Oenothera tetraptera), a charming wildflower that’s perfectly suited for gardeners who appreciate subtle beauty and want to support local ecosystems. What Makes ...

Fourwing Evening Primrose: A Charming Native Annual for Your Garden

Looking for a delightful native annual that brings evening magic to your garden? Meet the fourwing evening primrose (Oenothera tetraptera), a charming wildflower that’s perfectly suited for gardeners who appreciate subtle beauty and want to support local ecosystems.

What Makes Fourwing Evening Primrose Special

This lovely native forb gets its name from the distinctive four-winged seed pods that develop after flowering. As an annual plant, fourwing evening primrose completes its entire life cycle in one growing season, but don’t let that fool you into thinking it’s not worth planting – this little beauty packs plenty of charm into its short but sweet life.

The plant produces delicate four-petaled flowers that are typically white to pale pink, opening in the evening hours when most of us are winding down for the day. This twilight blooming habit makes it a perfect conversation starter and adds an element of anticipation to your garden routine.

Where It Calls Home

Fourwing evening primrose is native to the lower 48 states, with its primary home base in Texas. This southwestern native has adapted beautifully to the challenging conditions of its homeland, making it an excellent choice for gardeners in similar climates.

Perfect Spots for Planting

This adaptable native shines in several garden settings:

  • Wildflower gardens where it can naturalize freely
  • Xeriscaping projects that celebrate water-wise gardening
  • Native plant gardens focused on regional flora
  • Wildlife gardens designed to support local pollinators

Growing Conditions That Make It Happy

One of the best things about fourwing evening primrose is its easygoing nature. This plant thrives in:

  • Full sun locations (6+ hours of direct sunlight daily)
  • Well-draining soil – it’s not picky about soil type but hates wet feet
  • USDA hardiness zones 8-10
  • Dry conditions once established

The plant’s facultative wetland status means it can handle both wetland and non-wetland conditions, though it generally prefers drier sites once established.

Planting and Care Made Simple

Growing fourwing evening primrose is refreshingly straightforward:

  • Seeding: Direct sow seeds in fall or early spring when temperatures are cool
  • Watering: Provide regular water during germination, then reduce to minimal supplemental watering once established
  • Maintenance: This is truly a low-maintenance plant – let it do its thing naturally
  • Self-seeding: Allow some plants to go to seed for natural regeneration next year

Benefits for Wildlife and Pollinators

While fourwing evening primrose might seem modest, it plays an important role in supporting local wildlife. Its evening blooming schedule makes it particularly valuable for night-flying moths and other nocturnal pollinators that often get overlooked in garden planning. By including this native annual in your landscape, you’re providing crucial resources for these important but less visible members of your local ecosystem.

Is Fourwing Evening Primrose Right for Your Garden?

This native annual is an excellent choice if you:

  • Want to support native pollinators, especially nocturnal species
  • Prefer low-maintenance plants that don’t require fussing
  • Live in USDA zones 8-10 and want regionally appropriate plants
  • Enjoy the anticipation of evening-blooming flowers
  • Are creating a drought-tolerant or water-wise garden

While its annual nature means you won’t have the same plant year after year, fourwing evening primrose often self-seeds readily, creating delightful surprises in your garden. Plus, there’s something special about growing a plant that’s perfectly adapted to your region’s natural conditions – it’s like welcoming a longtime local resident into your backyard community.

Whether you’re a seasoned native plant enthusiast or just beginning to explore regional flora, fourwing evening primrose offers an easy, rewarding way to add authentic local character to your landscape while supporting the wildlife that calls your area home.

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

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Great Plains

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Fourwing Evening Primrose

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

Oenothera L. - evening primrose

Species

Oenothera tetraptera Cav. - fourwing evening primrose

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