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Description
Oenothera Stricta, commonly known as the evening primrose, is a beautiful flowering plant that belongs to the Onagraceae family. This biennial plant is native to North America and can grow up to 3 feet tall. It produces stunning yellow blooms that open in the evening and close during the day, hence its common name. The plant blooms from June to August and is a popular choice for gardeners due to its attractive flowers and low maintenance requirements.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Angiospermae |
| Order | Myrtales |
| Family | Onagraceae |
| Genus | Oenothera |
Appearance
Oenothera Stricta has green lance-shaped leaves that grow up to 4 inches long. The plant produces tall, erect stems that are covered in fine hair. The stems can grow up to 3 feet tall and are topped with showy, bright yellow blooms that measure about 2 inches across. The flowers have four petals and a distinctive cross-shaped stigma. The plant blooms from June to August and is a popular choice for gardeners due to its attractive flowers and low maintenance requirements.
Care Guide
Oenothera Stricta is a low maintenance plant that is easy to care for. Here are some tips to help you keep your evening primrose healthy:
- Water: Evening primroses prefer well-drained soil and do not require frequent watering. Water the plant deeply once a week during dry periods.
- Fertilization: Apply a balanced fertilizer once a month during the growing season to promote healthy growth and blooms.
- Soil: Evening primroses prefer well-drained soil that is rich in organic matter. Amend the soil with compost or well-rotted manure before planting.
- Sunlight: Evening primroses prefer full sun to partial shade. Plant them in an area that receives at least 6 hours of sunlight per day.
- Hardiness Zones: Evening primroses are hardy in zones 5-9.
Common Pests & Diseases
Oenothera Stricta is generally pest and disease free. However, it may be susceptible to the following:
- Spider mites: These tiny pests can cause stippling on the leaves and may cause the plant to become weakened. Use a strong spray of water to knock them off the plant.
- Crown rot: This fungal disease can cause the plant to wilt and die. Avoid overwatering and make sure the soil is well-drained.
Habitat
Oenothera Stricta is native to North America and can be found growing in a variety of habitats, including prairies, meadows, and along roadsides. It prefers well-drained soil and full sun to partial shade.
Question and Answer
Q: Is Oenothera Stricta a perennial or annual plant?
A: Oenothera Stricta is a biennial plant, which means it completes its life cycle in two years.
Q: What is the best time to plant Oenothera Stricta?
A: The best time to plant Oenothera Stricta is in the spring or fall when the weather is mild.
Q: How often should I fertilize my Oenothera Stricta?
A: Fertilize your Oenothera Stricta once a month during the growing season.
Q: Can I grow Oenothera Stricta in a container?
A: Yes, Oenothera Stricta can be grown in a container as long as it has well-drained soil and receives adequate sunlight.
Related Plants
- Oenothera biennis
- Oenothera fruticosa
- Oenothera macrocarpa
- Oenothera missouriensis
References
- Missouri Botanical Garden: Oenothera stricta
- Gardening Know How: Oenothera stricta Care
- University of Minnesota Extension: Oenothera stricta
