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Description
Oenothera Parviflora, commonly known as the small-flowered evening primrose, is a herbaceous perennial plant that belongs to the Onagraceae family. It is native to North America and can be found in various regions such as the Great Plains, Rocky Mountains, and the Southwest. The plant can grow up to 1-2 feet in height and has a spread of 2-3 feet.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Myrtales |
| Family | Onagraceae |
| Genus | Oenothera |
Appearance
Oenothera Parviflora has a basal rosette of leaves that are green in color and lance-shaped. The stem is erect and branching, with small yellow flowers that bloom from May to September. Each flower has four petals and a large stigma in the center. The fruit is a capsule that contains numerous small seeds.
Care Guide
Oenothera Parviflora thrives in well-draining soil that is rich in organic matter. It requires full sun exposure and regular watering. The plant should be fertilized once a month during the growing season. It is hardy in USDA zones 4-9 and can tolerate drought conditions.
Common Pests & Diseases
Oenothera Parviflora is relatively free from pests and diseases. However, it may be susceptible to root rot if the soil is too wet. It may also be attacked by spider mites and aphids.
Habitat
Oenothera Parviflora can be found in various habitats such as meadows, prairies, and open woodlands. It prefers well-drained soil and full sun exposure.
Question and Answer
Q: Is Oenothera Parviflora a perennial or an annual plant?
A: Oenothera Parviflora is a perennial plant.
Q: What is the blooming period of Oenothera Parviflora?
A: The blooming period of Oenothera Parviflora is from May to September.
Q: Does Oenothera Parviflora require full sun exposure?
A: Yes, Oenothera Parviflora requires full sun exposure.
Q: What is the hardiness zone for Oenothera Parviflora?
A: Oenothera Parviflora is hardy in USDA zones 4-9.
Related Plants
- Oenothera biennis
- Oenothera fruticosa
- Oenothera macrocarpa
- Oenothera pallida
References
- “Oenothera Parviflora”. Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=e366.
- “Small-Flowered Evening Primrose”. Lady Bird Johnson Wildflower Center, www.wildflower.org/plants/result.php?id_plant=OEPA.
- Steffen, Heather. “Oenothera Parviflora”. Illinois Wildflowers, www.illinoiswildflowers.info/prairie/plantx/sf_eveprimrosex.htm.
