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Northwestern Indian Paintbrush (Castilleja angustifolia)

  • Northwestern Indian Paintbrush (Castilleja Angustifolia) https://www.sagebud.com/northwestern-indian-paintbrush-castilleja-angustifolia
    Credit: User:Sambach | Photo | License: CC-BY-SA-2.5 CC-BY-SA-3.0-migrated GFDL
  • Northwestern Indian Paintbrush (Castilleja Angustifolia) https://www.sagebud.com/northwestern-indian-paintbrush-castilleja-angustifolia
    Credit: Stan Shebs | Own work | License: CC-BY-SA-2.5 CC-BY-SA-3.0-migrated GFDL
CAAN7.jpg

Castilleja Angustifolia, or more commonly know as Northwestern Indian Paintbrush, is a subshrub forb/herb with green foliage and red flowers of the genus Castilleja. It has a moderate growth rate and a height of 2.5 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is spring and summer, blooms during mid spring, is tolerant of shade and is routinely available commercially. Castilleja Angustifolia or Northwestern Indian Paintbrush's floral region is North America US Lower 48, specifically in the states of Arizona, California, Colorado, Idaho, Montana, New Mexico, Nevada, Oregon, Utah, Washington and Wyoming.

  • Category: Dicot
  • Genus: Castilleja
  • Family: Scrophulariaceae
  • Order: Scrophulariales
  • Class: Magnoliopsida
  • Division: Magnoliophyta
  • Duration: Perennial
  • Growth Habit: Subshrub Forb/herb
  • Native Status: L48 (N)
  • Active Growth Period: Spring and Summer
  • After Harvest Regrowth Rate: Slow
  • Allelopath: No
  • Bloat: None
  • C:N Ratio: Low
  • Coppice Potential: No
  • Fall Conspicuous: No
  • Fire Resistance: No
  • Flower Color: Red
  • Flower Conspicuous: Yes
  • Foliage Color: Green
  • Foliage Porosity Summer: Porous
  • Foliage Porosity Winter: Porous
  • Foliage Texture: Fine
  • Fruit/Seed Color: Red
  • Fruit/Seed Conspicuous: No
  • Growth Form: Single Crown
  • Growth Rate: Moderate
  • Height Mature (feet): 2.5
  • Leaf Retention: No
  • Lifespan: Moderate
  • Low Growing Grass: No
  • Resprout Ability: No
  • Shape and Orientation: Erect
  • Toxicity: None
  • Adapted to Coarse Textured Soils: No
  • Adapted to Fine Textured Soils: No
  • Adapted to Medium Textured Soils: Yes
  • Anaerobic Tolerance: Low
  • CaCO3 Tolerance: Medium
  • Cold Stratification Required: Yes
  • Drought Tolerance: Medium
  • Fertility Requirement: Low
  • Fire Tolerance: None
  • Frost Free Days Minimum: 85
  • Hedge Tolerance: None
  • Moisture Use: Medium
  • pH (Minimum): 5.6
  • pH (Maximum): 7.3
  • Precipitation (Minimum): 12
  • Precipitation (Maximum): 45
  • Root Depth Minimum (inches): 10
  • Salinity Tolerance: None
  • Shade Tolerance: Tolerant
  • Temperature Minimum (°F): -33
  • Bloom Period: Mid Spring
  • Commercial Availability: Contracting Only
  • Fruit/Seed Abundance: Medium
  • Fruit/Seed Period Begin: Spring
  • Fruit/Seed Period End: Summer
  • Fruit/Seed Persistence: No
  • Propagated by Bare Root: No
  • Propagated by Bulbs: No
  • Propagated by Container: No
  • Propagated by Corms: No
  • Propagated by Cuttings: No
  • Propagated by Seed: Yes
  • Propagated by Sod: No
  • Propagated by Sprigs: No
  • Propagated by Tubers: No
  • Seed per Pound: 325000
  • Seed Spread Rate: Slow
  • Seedling Vigor: Medium
  • Small Grain: No
  • Vegetative Spread Rate: None


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