Rose Paintbrush
Castilleja rhexifolia
Family: Orobanchaceae
Rose Paintbrush grows in full sun and prefers moist alpine soil. Water needs: Moderate.
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Plant reference images showing growth stages and identifying features.
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How to Grow Rose Paintbrush
Rose Paintbrush growing information includes sunlight requirements of Full sun, soil conditions listed as Moist alpine soil with a soil pH of 5.0-7.0, and Moderate water needs. The listed hardiness zones are 3-8. For propagation reference, the database lists germination or establishment information for Rose Paintbrush as 14-30 days, with planting or establishment depth listed as Surface sow. Days to maturity are listed as 120-180 days.
Plant Overview
Rose Paintbrush (Castilleja rhexifolia) is listed in the Orobanchaceae family and categorized as a flower with a perennial life cycle. This profile summarizes growing information for hardiness, light, soil, water, seed starting, maturity, and other available cultivation details. Difficulty is listed as Difficult.
- Plant ID
- PLT-4267
- Family
- Orobanchaceae
- Plant type
- Flower
- Life cycle
- Perennial
- Difficulty
- Difficult
Growing Conditions
Rose Paintbrush is listed for full sun conditions. Water needs are listed as moderate. The database soil reference is Moist alpine soil. The listed soil pH range is 5.0-7.0, and the listed hardiness range is 3-8.
- Hardiness zones
- 3-8
- Sunlight
- Full sun
- Soil
- Moist alpine soil
- Soil pH
- 5.0-7.0
- Water needs
- Moderate
Seed & Germination
For seed starting, the listed germination time is 14-30 days and the seed depth is Surface sow. The listed time to maturity is 120-180 days. Use these values as general reference points and adjust for local climate, seed source, and growing conditions.
- Germination
- 14-30 days
- Seed depth
- Surface sow
Harvest & Propagation
- Days to maturity
- 120-180 days
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Growing Reference Note
Plant performance can vary with climate, soil, weather, cultivar, seed quality, and gardening methods. The values on this page are general database reference ranges rather than a substitute for local extension guidance or seed-packet instructions.