Asclepias fascicularis

Asclepias fascicularis

narrow-leaf milkweed



  • Herbaceous perennial growing in dry valleys and on hillsides
  • Grows to about 3 feet in height
  • Monarch caterpillars & scarab beetles use these plants for food
  • Found in Bay Hills, Diablo, Hamilton and Valley sections, also reported in Altamont section

Bay Hills Grassland, Briones RP, Lafayette, Lime Ridge, Martinez, Mt. Diablo, Mt. Diablo north, Mt. Diablo south, Mt. Diablo west, Orinda, Shell Ridge, Sunol RP


1 gallon

bloom season Aug
pollinators Birds
pollinators Butterflies
habitat Chaparral
growth habit Clumping
sun Full Sun
bloom season Jul
bloom season Jun
water Low
bloom season May
water Mod
pollinators Monarch
soil Poor
bloom season Sep
flower color White
dormancy winter

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