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Oenothera nuttallii (Nuttall's evening-primrose)
Bransford, W.D. and Dolphia

Oenothera nuttallii

Oenothera nuttallii Sweet

Nuttall's Evening-primrose

Onagraceae (Evening Primrose Family)

Synonym(s): Anogra nuttalliana


USDA Native Status: L48 (N), CAN (N)

One or more erect stems, usually branching, 1-3 ft. tall, with whitish "bark" often shedding in thin layers. Narrow leaves. Flowers arise on stalks from upper leaf axils; buds drooping, opening late in the day. Flowers are 1-2 in. across with four white petals, fading to pink.


From the Image Gallery

2 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Fruit Type: Capsule
Size Notes: Up to about 3 feet tall.

Bloom Information

Bloom Color: White , Pink
Bloom Time: Jun , Jul , Aug , Sep
Bloom Notes: White, fading to pink.


USA: CO , IL , KS , MI , MN , MT , ND , NE , SD , WI , WY
Canada: AB , SK
Native Distribution: MN to Alt., s. to NE & CO
Native Habitat: Open woods; dry, sandy or rocky prairies; stream valleys; roadsides

Growing Conditions

Light Requirement: Sun
Soil Description: Sandy or rocky soils.

Value to Beneficial Insects

Special Value to Native Bees

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Oenothera nuttallii in USDA Plants
FNA: Find Oenothera nuttallii in the Flora of North America (if available)
Google: Search Google for Oenothera nuttallii


Record Modified: 2023-02-21
Research By: TWC Staff

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