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Description
Castilleja levisecta, commonly known as the golden paintbrush, is a perennial herbaceous plant native to western North America. It is a member of the Orobanchaceae family and is known for its showy yellow or orange flowers that bloom from late spring to early summer. The plant typically grows to a height of 1-2 feet and has lance-shaped leaves that are light green in color. Castilleja levisecta is an important plant for pollinators, as it provides nectar and pollen for many species of bees, butterflies, and hummingbirds.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Lamiales |
| Family | Orobanchaceae |
| Genus | Castilleja |
Appearance
The golden paintbrush has lance-shaped leaves that are light green in color and grow up to 6 inches long. The leaves are arranged oppositely along the stem and are covered in fine hairs. The flowers are tubular and grow in dense clusters at the top of the stem. They are typically yellow or orange in color, but can also be red or pink. The plant blooms from late spring to early summer and can grow up to 2 feet tall.
Care Guide
Castilleja levisecta is a relatively low-maintenance plant, but proper care can help it thrive. The following are some tips for caring for your golden paintbrush:
Water
Golden paintbrush prefers well-draining soil and regular watering during the growing season. However, it is important not to overwater the plant, as this can lead to root rot.
Fertilization
Golden paintbrush does not require fertilization, but a light application of a balanced fertilizer in early spring can help promote healthy growth.
Soil
Golden paintbrush prefers well-draining soil that is slightly acidic. If your soil is heavy or clay-based, amend it with organic matter such as compost or peat moss to improve drainage.
Sunlight
Golden paintbrush thrives in full sun to partial shade. Make sure the plant gets at least 6 hours of direct sunlight per day.
Hardiness Zones
Golden paintbrush is hardy in USDA zones 5-9.
Common Pests & Diseases
Golden paintbrush is generally resistant to pests and diseases. However, it can occasionally be affected by powdery mildew, rust, or aphids. To prevent these issues, make sure the plant is in well-draining soil and receives adequate sunlight and air circulation. If you do notice signs of pests or disease, treat the plant with an appropriate fungicide or insecticide.
Habitat
Golden paintbrush is native to western North America and can be found growing in a variety of habitats, including meadows, prairies, and open woods. It prefers well-draining soil and full sun to partial shade. The plant is an important food source for many species of pollinators, including bees, butterflies, and hummingbirds.
Question and Answer
Q: Is Castilleja levisecta a good plant for a beginner gardener?
A: Yes, golden paintbrush is a relatively low-maintenance plant that is easy to grow.
Q: How often should I water my golden paintbrush?
A: Golden paintbrush prefers regular watering during the growing season, but be careful not to overwater the plant.
Q: Can I grow Castilleja levisecta in a container?
A: While it is possible to grow golden paintbrush in a container, it is best suited for growing in the ground.
Q: When is the best time to plant Castilleja levisecta?
A: Golden paintbrush can be planted in the spring or fall, but it is best to plant it in the fall to give it time to establish before the growing season.
Related Plants
- Castilleja miniata (giant red Indian paintbrush)
- Castilleja applegatei (Applegate’s paintbrush)
- Castilleja foliolosa (woolly Indian paintbrush)
- Castilleja affinis (coastal Indian paintbrush)
References
- “Castilleja levisecta.” USDA Plants Database.
- “Golden Paintbrush (Castilleja levisecta).” Washington Department of Fish & Wildlife.
- “Castilleja levisecta.” Lady Bird Johnson Wildflower Center.
