Acmon blue butterfly
Icaricia acmon
Tiny blue butterfly with orange hindwing spots and silvery underside. Caterpillars feed on native buckwheat and lupines. Abundant in open sunny gardens; essential microhabitat in Bay Area landscapes.
Plants that support Acmon blue butterfly
43 plants
Chick lupine
Lupinus microcarpus var. densiflorus
annual
Larval Host
Red Maids*
Calandrinia menziesii
annual
Larval Host
Red-flowering buckwheat
Eriogonum grande var. rubescens
perennial herb
Larval Host
American birdsfoot trefoil
Acmispon americanus
annual
Larval Host
Bigelow's Sneezeweed
Helenium bigelovii
perennial herb
Larval Host
California Chia
Salvia columbariae
annual
Larval Host
California Golden Violet
Viola pedunculata
perennial herb
Foliage
Chilean Bird's-foot Trefoil
Acmispon wrangelianus
annual
Larval Host
Coast buckwheat
Eriogonum latifolium
perennial herb
Larval Host
Douglas' Drymocallis
Drymocallis glandulosa
perennial herb
Larval Host
Goldencarpet Buckwheat
Eriogonum luteolum var. caninum
perennial herb
Larval Host
June Centaury
Zeltnera muehlenbergii
annual
Larval Host
Naked Buckwheat
Eriogonum nudum var. auriculatum
perennial herb
Larval Host
Pink Spineflower
Chorizanthe membranacea
annual
Larval Host
Rosilla
Helenium puberulum
perennial herb
Larval Host
Rough-leaved Aster
Eurybia radulina
perennial herb
Larval Host
Seacliff buckwheat
Eriogonum parvifolium
shrub
Larval Host
Sky Lupine
Lupinus nanus
annual
Larval Host
Slender Sunflower
Helianthus gracilentus
perennial herb
Larval Host
Tufted Poppy
Eschscholzia caespitosa
perennial herb
Larval Host
Vervain
Verbena lasiostachys var. scabrida
perennial herb
Larval Host
Winecup clarkia
Clarkia purpurea
annual
Larval Host
Woollyfruit Desertparsley
Lomatium dasycarpum subsp. dasycarpum
perennial herb
Larval Host
American Garlic
Allium unifolium
geophyte
Nectar
California Aster
Corethrogyne filaginifolia
perennial herb
Nectar
California Buttercup
Ranunculus californicus var. californicus
perennial herb
Nectar
California Coffeeberry
Frangula californica
shrub
Larval Host
California Goldenrod
Solidago velutina ssp. californica
perennial herb
Nectar
California Phacelia
Phacelia californica
perennial herb
Nectar
California pearly everlasting
Pseudognaphalium californicum
perennial herb
Larval Host
Cascade Canada Goldenrod
Solidago elongata
perennial herb
Nectar
Coastal Tidy-tips
Layia platyglossa
annual
Nectar
Dotseed Plantain
Plantago erecta
annual
Larval Host
Dove Weed
Croton setiger
annual
Larval Host
Glandular Layia
Layia glandulosa
perennial herb
Larval Host
Golden aster
Heterotheca sessiliflora
perennial herb
Larval Host
Goldenfleece
Ericameria arborescens
shrub
Larval Host
Horkelia
Horkelia californica
perennial herb
Nectar
Kellogg's Yampah
Perideridia kelloggii
perennial herb
Larval Host
Popcorn-flower
Plagiobothrys nothofulvus
annual
Foliage
Purple Black-snakeroot
Sanicula bipinnatifida
perennial herb
Foliage
Rodeo Rose Arroyo Lupine
Lupinus succulentus 'Rodeo Rose'
annual
Nectar
Seaside Daisy
Erigeron glaucus
perennial herb
Nectar