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Description
Castilleja Affinis Subsp. Affinis, also known as Coast Indian Paintbrush, is a perennial herbaceous plant that belongs to the family Orobanchaceae. It is native to the west coast of North America, from British Columbia to California. The plant has a unique appearance, with bright red or orange flowers that are shaped like a tube and surrounded by yellow or green bracts.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Lamiales |
| Family | Orobanchaceae |
| Genus | Castilleja |
Appearance
The Coast Indian Paintbrush can grow up to 3 feet tall and has a spread of up to 2 feet. The leaves are lance-shaped and can be up to 6 inches long. The plant produces bright red or orange flowers that are shaped like a tube, with a yellow or green bract that surrounds the flower. The flowers bloom in late spring or early summer and can last for several weeks.
Care Guide
The Coast Indian Paintbrush is a low maintenance plant, but it does have specific care requirements:
- Water: The plant prefers a moist, well-drained soil. It should be watered regularly, especially during dry spells.
- Fertilization: The plant does not require fertilization, but a light application of a balanced fertilizer in the spring can help promote growth.
- Soil: The plant prefers a well-drained soil that is rich in organic matter.
- Sunlight: The plant prefers full sun to partial shade.
- Hardiness Zones: The plant is hardy in USDA zones 6-9.
Common Pests & Diseases
The Coast Indian Paintbrush is generally free from pests and diseases. However, it can be susceptible to root rot if the soil is too wet. To prevent root rot, ensure that the soil is well-drained and do not overwater the plant.
Habitat
The Coast Indian Paintbrush is native to the west coast of North America, from British Columbia to California. It is commonly found in meadows, grasslands, and open woodlands. The plant prefers well-drained soils and full sun to partial shade.
Question and Answer
Q: Is the Coast Indian Paintbrush a good plant for attracting pollinators?
A: Yes, the plant is known to attract hummingbirds and butterflies.
Q: Can the Coast Indian Paintbrush be grown in containers?
A: Yes, the plant can be grown in containers, but it will require a large container and regular watering.
Q: How often should the Coast Indian Paintbrush be fertilized?
A: The plant does not require regular fertilization, but a light application of a balanced fertilizer in the spring can help promote growth.
Q: Is the Coast Indian Paintbrush a good plant for beginners?
A: Yes, the plant is relatively low maintenance and can be a good choice for beginners.
Related Plants
- Castilleja Miniata
- Castilleja Chromosa
- Castilleja Exserta
References
- “Castilleja Affinis.” USDA Plants Database, United States Department of Agriculture.
- “Castilleja Affinis.” Lady Bird Johnson Wildflower Center, The University of Texas at Austin.
- “Coast Indian Paintbrush (Castilleja Affinis).” Pacific Northwest Wildflowers.
