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Description
Heterotheca Oregona, also known as Oregon goldenaster or Oregon false goldenaster, is a beautiful wildflower that is native to the western United States. It belongs to the Asteraceae family and is often found in open or disturbed habitats. This perennial plant can grow up to 2 feet tall and produces bright yellow flowers that bloom from July to September.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Heterotheca |
Appearance
Heterotheca Oregona has a bushy growth habit with multiple stems that emerge from a woody base. The leaves are narrow and lance-shaped, with a toothed margin and a rough texture. The flowers are daisy-like with bright yellow petals and a dark center. They are about 1 inch wide and are arranged in clusters at the top of the stems. The plant blooms from July to September and attracts bees and butterflies.
Care Guide
Water
Heterotheca Oregona prefers well-drained soil and does not tolerate wet feet. It requires moderate watering during the growing season and should be allowed to dry out slightly between waterings.
Fertilization
Heterotheca Oregona does not require regular fertilization. However, a light application of balanced fertilizer in the spring can promote healthy growth and flowering.
Soil
Heterotheca Oregona prefers well-drained soil that is rich in organic matter. It can tolerate a wide range of soil types but does best in loamy, well-drained soil.
Sunlight
Heterotheca Oregona prefers full sun but can tolerate partial shade. It requires at least 6 hours of direct sunlight per day to thrive.
Hardiness Zones
Heterotheca Oregona is hardy in USDA zones 3 to 9.
Common Pests & Diseases
Heterotheca Oregona is relatively pest and disease-free. However, it can be susceptible to powdery mildew if grown in humid conditions. To prevent this, ensure good air circulation around the plant and avoid overhead watering.
Habitat
Heterotheca Oregona is native to the western United States, where it is often found in open or disturbed habitats such as meadows, prairies, and roadsides. It can tolerate a wide range of soil types and is particularly adapted to dry, rocky soils.
Question and Answer
Q: Is Heterotheca Oregona deer-resistant?
A: Yes, Heterotheca Oregona is deer-resistant due to its rough textured leaves.
Q: Can Heterotheca Oregona be grown in containers?
A: Yes, Heterotheca Oregona can be grown in containers as long as they are large enough to accommodate the plant’s root system.
Q: How often should Heterotheca Oregona be fertilized?
A: Heterotheca Oregona does not require regular fertilization. A light application of balanced fertilizer in the spring is sufficient.
Q: Does Heterotheca Oregona attract pollinators?
A: Yes, Heterotheca Oregona attracts bees and butterflies with its bright yellow flowers.
Related Plants
- Heterotheca villosa – Hairy goldenaster
- Heterotheca subaxillaris – Camphorweed
- Heterotheca sessiliflora – Sessileflower goldenaster
References
- “Heterotheca oregona.” Lady Bird Johnson Wildflower Center. Accessed 14 October 2021. https://www.wildflower.org/plants/result.php?id_plant=HEOR
- “Heterotheca oregona.” Missouri Botanical Garden. Accessed 14 October 2021. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=287336&isprofile=0&
- “Oregon goldenaster.” Plant Database. Accessed 14 October 2021. https://www.plants.usda.gov/core/profile?symbol=HEOR
