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Wildflower Mount Diablo Vinegar Weed Scientific Name: Trichostema lanceolatum Family: Lamiaceae (Mint Family) Blooms: Aug - Sep Color: Blue-Purple Annual herb Native Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Kevin Hintsa

Wildflower Mount Diablo Common Fiddleneck Scientific Name: Amsinckia intermedia Family: Boraginaceae (Borage Family) Blooms: February Color: Yellow-Orange Annual herb Native Amsinckia intermedia is a small orange flower characterizrd by red dots whereas the other species Amsinckia menziesii is a yellow flower without dots. (Jepson, Calflora) Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Daniel Fitzgerald Daniel Fitzgerald Leaf Detail Daniel Fitzgerald Plant View Daniel Sandri

Nature Posters by Steve Elliott Wildlife and Plant Posters (PDF) June 23, 2025 by Dan Sandri View or download a 24" x30" poster: Raptors: Birds of Prey Wildflowers: Early Bloomers on Mount Diablo Wildflowers: Mid-Season Blooms on Mount Diablo Back to Learn Eschscholzia californica (California Poppy) Bigberry Manzanita BACK TO LIST

Wildflower Mount Diablo Chaparral Blazing Star, San Luis Stickleaf, Small Flowered Stickleaf Scientific Name: Mentzelia micrantha Family: Loasaceae (Loasa Family) Blooms: May - Jun Color: Yellow-Orange Annual herb Native Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Donna Pomeroy, iNaturalist

Wildflower Mount Diablo Big Berry Manzanita, Great-berried Manzanita Scientific Name: Arctostaphylos glauca Family: Ericaceae (Heath Family) Blooms: Nov - Mar Color: White Tree or shrub Native Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Mike Woodring

Wildflower Mount Diablo Cream Bush, Ocean Spray Scientific Name: Holodiscus discolor Family: Rosaceae (Rose Family) Blooms: May - Jun Color: White Shrub Native Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Mike Woodring

Great Purple Hairstreak Atlides halesus estesi Lycaenidae Blues, Coppers, Hairstreaks Flies January to November Host Plant Mistletoe Nectar Plant Toyon Kevin Hinsta Underwing

Wildflower Mount Diablo Yellow Unicorn Plant Scientific Name: Ibicella lutea Family: Martyniaceae Blooms: Jul-Aug Color: Yellow-Orange Annual herb Introduced Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Daniel Fitzgerald Daniel Fitzgerald

Wildflower Mount Diablo Blue Dicks, white form Scientific Name: Dichelostemma capitatum ssp. capitatum Family: Asparagaceae (Asparagus Family) Blooms: Feb - May Color: White Perennial herb Native Blue form is more common. Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Mike Woodring

Wildflower Mount Diablo Pacific Madrone Scientific Name: Arbutus menziesii Family: Ericaceae (Heath Family) Blooms: April - May Color: Yellow-Orange Tree Native Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Mike Woodring

Horned Lark Swallows and Larks Horned Lark Eremophila alpestris All Year Swallows and Larks Daniel Fitzgerald Adults have tiny “horns” and a distinctive black, white and pale-yellow face pattern above a black collar. The tails are mostly black underneath. Juveniles have streaked breasts and lack most other distinguishing features.

Wildflower Mount Diablo Field Morning Glory, Field Bindweed Invasive Scientific Name: Convolvulus arvensis Family: Convolvulaceae (Bindweed Family) Blooms: April Color: White Perennial herb Introduced Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Daniel Fitzgerald Daniel Fitzgerald Daniel Fitzgerald