New Mexico Evening Primrose (Oenothera neomexicana) is a captivating native wildflower, blooming with bright yellow flowers that open in the evening.
At-a-glance light, water, soil, and growing conditions from plant data
Full Sun
100% intensity
Prefers at least 6-8 hours of direct sunlight daily.
Moderate
50% intensity
Keep soil consistently moist but not waterlogged.
Well-drained
50% intensity
Moderate
50% intensity
Thrives in average room temperatures; protect from extreme cold.
Low
25% intensity
Feed sparingly in spring with a balanced fertilizer.
Safety information from plant toxicity data
| Attribute | Value |
|---|
None
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
New Mexico Evening Primrose prefers consistently moist soil, especially during its active growth and flowering periods. Water deeply when the top 2-3 cm of soil feels dry. Reduce watering in winter or during dormancy.
Avoid waterlogged conditions, which can lead to root rot. Adequate drainage is crucial.
Prune back dead or damaged stems at any time. After flowering, deadhead spent blooms to encourage further blooming and maintain a tidy appearance.
Cut back the entire plant in late fall or early spring to encourage vigorous new growth for the next season. Remove any leggy or weak stems.
Easily propagated from seed sown in early spring or fall. Seeds may benefit from a period of cold stratification. Cuttings taken in late spring or early summer can also be rooted in well-draining soil or water.
Division of established clumps in early spring is another effective method.
Young plants may need repotting annually or bi-annually. For established plants, repotting is generally not required unless they become root-bound or you wish to divide them.
Repot in spring using a well-draining potting mix. Ensure the new pot provides adequate space for root development.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of New Mexico Evening Primrose (Oenothera neomexicana)
Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Myrtales |
| Family | Onagraceae |
| Genus | Oenothera |
| Species | Oenothera neomexicana |
Similar in genus Oenothera
Answers based on plant encyclopedia data
