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Cut-leaf Evening-primrose

Oenothera laciniata

Last reviewed: August 2026

Cut-leaf Evening-primrose (Oenothera laciniata) is a annual forb native to AL, AR, CT, DE and 34 more states. It blooms in June, July, August, and September. The flowers draw bees and moths.

Cut-leaf Evening-primrose (Oenothera laciniata)
Photo: no rights reserved, uploaded by 葉子

Toxicity unknown

Cut-leaf Evening-primrose (Oenothera laciniata) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

Light

full sun

Water

low

Size

6"–24" H × 6"–18" W

Bloom

Jun, Jul, Aug, Sep

Native to

AL, AR, CT, DE and 34 more states

Pollinators

bees, moths

Before you buy

Your city may pay you to plant this

Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 445 programs across 44 states, each with a link to the provider and the date we last checked it.

Find rebates in your area

Cut-leaf evening-primrose is a low-growing annual wildflower with deeply lobed leaves and bright yellow flowers that open in the evening. It blooms from June through September and thrives in sunny, dry conditions with minimal care. This native plant self-seeds readily and forms spreading patches in naturalized areas.

Growing Cut-leaf Evening-primrose

Grow Cut-leaf Evening-primrose in full sun and low water. Mature plants reach 6 to 24 inches tall and spread 6 to 18 inches wide. Expect low maintenance to keep it looking intentional in a front yard.

In an HOA neighborhood

Cut-leaf Evening-primrose takes more care to keep looking intentional in a front yard. Maintenance level: low. Consider it for backyard or mid-zone beds rather than the street edge.

Works well in: backyard only.

  • Looks weedy and informal throughout growing season
  • Self-seeds aggressively and can appear unkempt
  • Annual nature means patches may be patchy or bare at times

Wildlife value

The evening-blooming flowers attract night-flying moths and other nocturnal pollinators. Bees also visit the flowers during daytime hours when they remain open.

Common questions

How much sun does Cut-leaf Evening-primrose need?
Cut-leaf Evening-primrose grows best in full sun conditions.
When does Cut-leaf Evening-primrose bloom?
Cut-leaf Evening-primrose blooms in June, July, August, and September.
Where is Cut-leaf Evening-primrose native?
Cut-leaf Evening-primrose (Oenothera laciniata) is native to AL, AR, CT, DE and 34 more states, per vouchered herbarium specimen records and regional native plant society lists.
What pollinators does Cut-leaf Evening-primrose attract?
Cut-leaf Evening-primrose draws bees and moths.
Is Cut-leaf Evening-primrose HOA-friendly?
Cut-leaf Evening-primrose takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.

Native range data from vouchered herbarium specimen records and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Ready to grow Cut-leaf Evening-primrose? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.

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