Cut-leaf Evening-primrose
Oenothera laciniata
Last reviewed: August 2026
Oenothera laciniata is a low, sprawling forb with pale yellow flowers that open in late afternoon or evening and often fade to pink or orange. It blooms from June through September in open fields, roadsides, and sandy or disturbed soils.

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
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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
- When does cutleaf evening primrose bloom?
- Cutleaf evening primrose blooms from June through September, with individual flowers opening in the late afternoon or evening and closing the next day.
- What pollinators visit cutleaf evening primrose?
- Bees and moths are the primary visitors, with moths often active at dusk when the flowers first open and remain fragrant.
- What growing conditions does cutleaf evening primrose prefer?
- It grows best in full sun to light shade on dry, sandy, or well-drained soils, and it tolerates poor or disturbed ground such as roadsides and open fields.
- How much water does cutleaf evening primrose need?
- This plant is drought tolerant and prefers low moisture conditions, doing poorly in consistently wet or poorly drained soil.
- 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.
These answers were drafted with an AI model from this plant's data. Verify care details with a local expert.
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.
If something looks wrong
Common plant problems, and what to check first
These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.
- It is dying right after planting
- Leaves turning yellow
- Wilting even though I watered it
- Brown crispy leaf tips
- Bugs on the plant
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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