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Description
Oenothera Suffulta, commonly known as the Western Evening Primrose or the Holtville Evening Primrose, is a perennial herbaceous plant of the Onagraceae family. It is native to California, Arizona, and Nevada in the United States and Baja California in Mexico. The plant has a basal rosette of leaves and the stem grows to a height of 30 to 50 cm. The flowers of Oenothera Suffulta are yellow and bloom between April and June. The plant is known for its medicinal properties and is used to treat various ailments.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Angiosperms |
| Class | Eudicots |
| Order | Myrtales |
| Family | Onagraceae |
| Genus | Oenothera |
Appearance
Oenothera Suffulta has a basal rosette of lance-shaped leaves that are grayish-green in color and about 10 cm long. The stem is green and covered with fine hairs. The flowers are yellow and have four petals that are about 2.5 cm long. The flowers bloom in the evening and wilt the following day. The plant produces fruit in the form of a capsule that is about 3 cm long.
Care Guide
Oenothera Suffulta is a low-maintenance plant that requires minimal care. It grows well in well-drained soil with a pH of 6.0 to 7.5. The plant prefers full sun but can tolerate partial shade. It is drought-tolerant and does not require regular watering. Fertilization is not necessary but can be done once a year in the spring. Oenothera Suffulta is hardy in USDA zones 8 to 11.
Common Pests & Diseases
Oenothera Suffulta is relatively pest and disease-free. However, it can be susceptible to powdery mildew, rust, and leaf spot if grown in humid conditions. These diseases can be treated with fungicides. The plant can also be affected by aphids, which can be controlled with insecticidal soap.
Habitat
Oenothera Suffulta is native to California, Arizona, and Nevada in the United States and Baja California in Mexico. It grows in dry areas such as deserts, rocky slopes, and sandy soils. It is also found in disturbed areas such as roadsides and abandoned fields.
Question and Answer
Q: Is Oenothera Suffulta an invasive species?
A: No, Oenothera Suffulta is not considered an invasive species.
Q: Can Oenothera Suffulta be grown as a container plant?
A: Yes, Oenothera Suffulta can be grown in containers.
Q: Is Oenothera Suffulta poisonous?
A: No, Oenothera Suffulta is not poisonous.
Q: Can Oenothera Suffulta be propagated by seed?
A: Yes, Oenothera Suffulta can be propagated by seed.
Related Plants
- Oenothera biennis
- Oenothera cespitosa
- Oenothera deltoides
- Oenothera fruticosa
References
- Calscape. (n.d.). Oenothera suffulta. Retrieved from https://calscape.org/Oenothera-suffulta-()
- USDA Plants Database. (n.d.). Oenothera suffulta. Retrieved from https://plants.usda.gov/core/profile?symbol=OESU3
- Wildflower Center. (n.d.). Oenothera suffulta. Retrieved from https://www.wildflower.org/plants/result.php?id_plant=OESU3
