Water
Water consistently, especially during dry periods, but avoid waterlogged conditions. Allow the top inch of soil to dry out between waterings.
Also known as Four-Wing Evening-Primrose · White Evening-Primrose · Winged Evening-Primrose
Fourwing Evening Primrose (Oenothera tetraptera) is a charming plant known for its large, delicate white to pink flowers that open in the evening.
At-a-glance light, water, soil, and growing conditions from plant data
Prefers full sun to partial shade.
80% intensity
At least 6 hours of direct sunlight daily is ideal.
Water regularly, allowing soil to dry slightly between waterings.
60% intensity
Reduce watering in winter.
Well-draining soil. Tolerates a range of soil types, including sandy and loamy.
50% intensity
Thrives in moderate temperatures.
70% intensity
Ideal range is 15-25 °C.
Outdoor
50% intensity
Feed with a balanced liquid fertilizer during the growing season.
40% intensity
Every 4-6 weeks.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
| Edible | No |
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Water consistently, especially during dry periods, but avoid waterlogged conditions. Allow the top inch of soil to dry out between waterings.
Deadhead spent flowers to encourage more blooms and prevent self-seeding. Trim back leggy stems in late spring or early summer to promote bushier growth.
Easily grown from seed sown directly outdoors in spring or fall. Can also be propagated by stem cuttings taken in summer.
Repot container-grown plants annually or biennially in spring. Use a well-draining potting mix and a pot with drainage holes.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Fourwing Evening Primrose (Oenothera tetraptera)
Where Fourwing Evening Primrose (Oenothera tetraptera) is found

Density
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Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Myrtales |
| Family | Onagraceae |
| Genus | Oenothera |
| Species | Oenothera tetraptera |
Similar in genus Oenothera
Answers based on plant encyclopedia data