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The habitat that the Solano Open Space provides is a key consideration in the preservation of this land. The area is home to many rare and endangered species as well as a variety of more common plant and animal specimens. The following guide can help you know what to look for when you visit.

Native Plants - GRASSES

Blue wild-rye (Elymus glaucus)



Purple needlegrass (Nassella pulchra)



Native Plants - TREES

California Buckeye (Aesculus californica)
blooms May to June

Coast live oak (Quercus agrifolia)
blooms March to April

Valley Oak (Quercus lobata)


Native Plants - WILDFLOWERS

Brodiaea (Brodiaea californica ssp. leptandra)
blooms April to June

California Golden Violet or Johnny Jump-up
(Viola pedunculata)
blooms February to April

California Poppy (Eschscholzia californica)
blooms February-September, peaking in early Spring

Dwarf Soaproot
(Chlorogalum pomeridianum var. minus)
CNPS*: Rare or Endangered
blooms May to August

Gairdner’s Yampah (Perideridia gairdneri)
CNPS*: on Watch List
blooms June to August

Milkmaids (Cardamine californica)
blooms February to May

Sky Lupine (Lupinus nanus)
blooms April to May

Streamside daisy (Erigeron biolettii)
CNPS*: Rare
blooms June to September

Tiburon buckwheat
(Eriogonum luteolum var. caninum)
CNPS*: on Review List

Tufted Vetch (Vicia cracca)
blooms April to July

White Lupine (Lupinus albus)
blooms April to May

Yarrow (Achillea millefolium)
blooms March to September

* California Native Plant Society

Wildlife - BIRDS

Acorn Woodpecker (Melanerpes formicivorus)
seen year-round in oak woodlands

Black Phoebe (Sayornis nigricans)
seen year-round, often near water

California Towhee (Pipilo crissalis)
seen year-round on the ground and near bushes

Cooper's hawk (Accipiter cooperii)
seen year-round near woodlands

Ferruginous hawk (Buteo regalis)
State: Special Concern
seen during winter months in areas with scattered trees

Golden eagle (Aquila chrysaetos)
Federal & State: Fully Protected
seen year-round in areas with scattered trees

Great Blue Heron (Ardea herodias)
seen year-round in marshy or other areas near water

Northern Harrier (Circus cyaneus)
year-round in open grasslands or marshes

Bullock's Oriole (Icterus bullockii)
seen in summer months in riparian and open woodlands

Red-shouldered hawk (Buteo lineatus)
seen year-round in woodlands near water

Red-tailed hawk (Buteo jamaicensis)
seen year-round in areas with scattered trees

Short-eared owl (Asio flammeus)
often seen during winter months
in open grasslands

Swainson’s hawk (Buteo swainsoni)
State: Threatened
April-September in areas with scattered trees, usually in the early morning or evening

Swainson's thrush (Catharus ustulatus)
primarily seen in summer months
in riparian woodlands

Tree Swallow (Tachycineta bicolor)
primarily seen in summer months near water

Western bluebird (Sialia mexicana)
seen year-round in wooded areas

Western burrowing owl (Athene cunicularia)
State: Special Concern
primarily during the summer months in grasslands

Western king bird (Tyrannus verticalis)
usually during summer months
near shrubs and trees

Western Meadowlark (Sturnella neglecta)
seen year-round in grasslands


Wildlife - MAMMALS

Black-tailed deer (Odocoileus hemionus columbianus)
most active at dawn and dusk

Bobcat (Lynx rufus)
primarily nocturnal

Coyote (Canis latrans)
primarily nocturnal but often seen during the day

Muskrat (Ondatra zibethicus)
most likely seen at dawn and dusk

Raccoon (Procyon lotor)
primarily nocturnal



California newt or Orange-bellied newt (Taricha torosa)
State: Special Concern
usually seen near or in water December to March

California red-legged frog (Rana draytonii)
Federal: Threatened
State: Special Concern
primarily nocturnal, most likely seen November to
March near or in streams or riparian vegetation

Northern Alligator Lizard (Elgaria coerulea)
primarily diurnal, prefers cool moist areas under brush, rocks, or other debris; hibernates in winter

Western fence lizard (Sceloporus occidentalis)
primarily diurnal, often seen sunning itself on rocks
or other exposed areas; hibernates in winter

Western pond turtle (Actinemys marmorata)
State: Special Concern
seen sunning around or in water, but hide
quickly when approached


Wildlife - INSECTS

Callippe silverspot butterfly (Speyeria callippe callippe)
Federal: Endangered
seen mid-May to late July, on or near the California Golden Violet (Johnny Jump-up)

Valley Elderberry Longhorn Beetle 
(Desmocerus californicus dimorphus)
Federal: Threatened Species
seen March to June, on or near red
or blue elderberry bushes

Woodland Skipper or Napa Skipper
(Ochlodes sylvanoides or Ochlodes sylvanoides napa)
seen late July to October, peaking in August