Castilleja affinis subsp. affinis

Castilleja affinis subsp. affinis

coast paintbrush


  • Perennial 6 to 24 inches tall
  • Grows in dry chaparral and coastal scrub
  • Sun or filtered sun
  • Requires a host plant as it parasitizes green roots
  • Tri-colored flowers (red, yellow and flushed with green)
  • Blooms March to May
  • Found in Molate, Bay hills,Diablo and Hamilton sections
  • Started on host plant, Diplacus aurantiacus (bush monkeyflower)

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Mt. Diablo north


1 gallon

bloom season Apr
pollinators Butterflies
dormancy Evergreen
sun Full Sun
habitat Grassland
bloom season Jun
water Low
bloom season Mar
bloom season May
habitat Mixed evergreens
soil Moderate
sun Part Shade
soil Poor
flower color Red
growth habit Upright

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