Wildflower Mount Diablo Flax-leaved Horseweed Scientific Name: Erigeron bonariensis Family: Asteraceae (Sunflower Family) Blooms: Jun-Aug Color: White Annual herb Introduced Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Daniel Fitzgerald Daniel Fitzgerald

Wildflower Mount Diablo Hollyleaf Redberry Scientific Name: Rhamnus ilicifolia Family: Rhamnaceae (Buckhorn Family) Blooms: May - Jun Color: Green Shrub Native Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Barry Breckling Daniel Fitzgerald

Wildflower Mount Diablo California Everlasting Scientific Name: Pseudognaphalium californicum Family: Asteraceae (Sunflower Family) Blooms: Jun - Jul Color: White Annual or perennial herb Native Also called cudweed. During the dry summer months this everlasting smells like sweet maple syrup. Everlastings can be found throughout the mountain, especially along the road to the summit. Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Hank Fabian, iNaturalist

Wildflower Mount Diablo Field Madder Scientific Name: Sherardia arvensis Family: Rubioideae Blooms: March Color: Blue-Purple Annual herb Introduced Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Daniel Fitzgerald Daniel Fitzgerald

Wildflower Mount Diablo Red Rock Penstemon Scientific Name: Keckiella corymbosa Family: Plantaginaceae (Plantain Family) Blooms: Jul - Sep Color: Red-Pink Shrub Native, endemic to California Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Mike Woodring

Hermit Warbler Warblers Hermit Warbler Setophaga occidentalis Migrating Warblers Daniel Fitzgerald Daniel Fitzgerald The Hermit Warbler nests in the Pacific Northwest, and passes through the woodlands of Mount Diablo State Park on its way to and from Mexico. Look for this migrating bird in the Spring-Fall months. The bird is 5.5" long with a wingspan of 7.5".

Wildflower Mount Diablo Crevice Alumroot Scientific Name: Heuchera micrantha Family: Saxifragaceae (Saxifrage Family) Blooms: Color: White Perennial herb Native Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Daniel Fitzgerald Flower detail Daniel Fitzgerald Inflorescence

Wildflower Mount Diablo Tree Clover Scientific Name: Trifolium ciliolatum Family: Fabaceae (Legume Family) Blooms: Apr-May Color: Red-Pink Annual herb Native Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Steven Beatty

Wildflower Mount Diablo Water Buttercup Scientific Name: Ranunculus aquatilis var. diffusus Family: Ranunculus (Buttercup Family) Blooms: Apr-Jul Color: White Perennial herb (aquatic) Native Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants

Red-breasted Sapsucker Kingfishers and Woodpeckers Red-breasted Sapsucker Sphyrapicus ruber Winter Kingfishers and Woodpeckers Daniel Fitzgerald Sapsuckers drill orderly rows of small holes in trees for sap and insects it attracts. This sapsucker has the characteristic white wing patch but sports an entirely red head and breast. Often hybridizes with Red-naped Sapsucker where the ranges overlap.

Wildflower Mount Diablo Hartweg's Tauschia, Umbrellawort Scientific Name: Tauschia hartwegii Family: Apiaceae (Parsley-Carrot Family) Blooms: Apr - Jun Color: Yellow-Orange Perennial herb Native, endemic to California Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Mike Woodring

Wildflower Mount Diablo Small-flowered Monkeyflower Scientific Name: Erythranthe inconspicua Family: Phrymaceae Blooms: May-Jun Color: White Annual herb Native, endemic to California California Rare Plant Rank: 4.3 (limited distribution).This plant is rare in Mount Diablo State Park. See full list Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants