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Description
Oenothera Cespitosa, commonly known as tufted evening primrose, is a perennial plant that belongs to the family Onagraceae. This plant is native to North America and can be found in various regions such as the Great Plains, Rocky Mountains, and the western United States. It is known for its beautiful pale-yellow flowers that bloom in the evening and attract nocturnal pollinators such as moths.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Myrtales |
| Family | Onagraceae |
| Genus | Oenothera |
Appearance
The Oenothera Cespitosa plant can reach a height of up to 30 inches and a spread of up to 24 inches. The leaves are long and narrow, with a silvery-green color that is covered with fine hairs. The flowers are pale-yellow and have a diameter of up to 3 inches. They bloom in the evening and last until the morning, with a sweet fragrance that attracts pollinators. The plant blooms from late spring to early summer.
Care Guide
To care for the Oenothera Cespitosa plant, it is important to provide it with well-drained soil and full sun exposure. This plant prefers dry to medium moisture levels and does not require much watering. It is recommended to water the plant deeply once a week during the growing season. The plant does not require much fertilization, but a light application of balanced fertilizer in the spring can help promote growth. The plant is hardy in zones 4-9.
Common Pests & Diseases
The Oenothera Cespitosa plant is not prone to many pests or diseases. However, it can be susceptible to root rot if the soil is too wet. Aphids and spider mites can also infest the plant, but they can be easily treated with insecticidal soap or neem oil.
Habitat
The Oenothera Cespitosa plant is native to North America and can be found in various habitats such as prairies, meadows, and open woodlands. It prefers well-drained soil and full sun exposure.
Question and Answer
Q: Can the Oenothera Cespitosa plant be grown in containers?
A: Yes, the plant can be grown in containers as long as it has well-drained soil and full sun exposure.
Q: How often should I fertilize the Oenothera Cespitosa plant?
A: The plant does not require much fertilization, but a light application of balanced fertilizer in the spring can help promote growth.
Q: What is the bloom time for the Oenothera Cespitosa plant?
A: The plant blooms from late spring to early summer.
Q: What is the hardiness zone for the Oenothera Cespitosa plant?
A: The plant is hardy in zones 4-9.
Related Plants
- Oenothera fruticosa
- Oenothera macrocarpa
- Oenothera speciosa
- Oenothera missouriensis
References
- “Oenothera Cespitosa – Plant Finder.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=b580.
- “Oenothera Cespitosa – Tufted Evening Primrose.” Plant Delights Nursery, www.plantdelights.com/products/oenothera-cespitosa-tufted-evening-primrose.
- “Oenothera Cespitosa.” North Carolina State University, https://plants.ces.ncsu.edu/plants/oenothera-cespitosa/.
