Plant Signs

Knotweed Spineflower

Chorizanthe polygonoides

Calscape.org

Plant type: Annual herb

Size: 0.4 - 2 in tall

Flower Color: Green, Red

Wildlife supported:

Long-spined Spineflower

Chorizanthe polygonoides var. longispina

Calscape.org

Plant type: Annual herb

Size: 0.4 - 2 in tall

Flower Color: Green, Red

Wildlife supported:

Knotweed Spineflower

Chorizanthe polygonoides var. polygonoides

Calscape.org

Plant type: Annual herb

Size: 0.4 - 2 in tall

Flower Color: Green, Red

Wildlife supported:

Prostrate Spineflower

Chorizanthe procumbens

Calscape.org

Plant type: Annual herb

Size: 0.8 - 3 in tall

Flower Color: Yellow, White, Green, Red

Wildlife supported:

Monterey Spineflower

Chorizanthe pungens

Calscape.org

Plant type: Annual herb

Flower Color: White, Pink

Wildlife supported:

Ben Lomond Spineflower

Chorizanthe pungens var. hartwegiana

Calscape.org

Plant type: Annual herb

Size: 2 - 10 in tall

Flower Color: White, Pink

Wildlife supported:

Monterey Spineflower

Chorizanthe pungens var. pungens

Calscape.org

Plant type: Annual herb

Size: 2 - 6 in tall

Flower Color: White, Pink

Wildlife supported:

Straight-awned Spineflower

Chorizanthe rectispina

Calscape.org

Plant type: Annual herb

Size: 1 - 4 in tall

Flower Color: White, Yellow

Wildlife supported:

Devil's Spineflower

Chorizanthe rigida

Calscape.org

Plant type: Annual herb

Size: 0.8 - 6 in tall

Flower Color: Pink

Wildlife supported:

Robust Spineflower

Chorizanthe robusta

Calscape.org

Plant type: Annual herb

Flower Color: Pink, White

Wildlife supported:

Scotts Valley Spineflower

Chorizanthe robusta var. hartwegii

Calscape.org

Plant type: Annual herb

Size: 2 - 12 in tall

Wildlife supported:

Robust Spineflower

Chorizanthe robusta var. robusta

Calscape.org

Plant type: Annual herb

Size: 4 - 8 in tall

Wildlife supported:

Mojave Spineflower

Chorizanthe spinosa

Calscape.org

Plant type: Annual herb

Size: 1 - 4 in tall

Flower Color: Pink, Green

Wildlife supported:

Turkish Rugging

Chorizanthe staticoides

Calscape.org

Plant type: Annual herb

Size: 1 - 2 ft tall

Flower Color: Pink, Red

Flowering season: Spring, Summer

Wildlife supported:

Landscape information:

Sun

Full Sun

Water

Extremely Low, Very Low

Starlite Spineflower

Chorizanthe stellulata

Calscape.org

Plant type: Annual herb

Size: 2 - 12 in tall

Flower Color: White

Wildlife supported:

One-awn Spineflower

Chorizanthe uniaristata

Calscape.org

Plant type: Annual herb

Size: 0.8 - 3 in tall

Flower Color: White, Pink

Wildlife supported:

Sonoma Spineflower

Chorizanthe valida

Calscape.org

Plant type: Annual herb

Size: 4 - 12 in tall

Flower Color: Pink

Wildlife supported:

Potbellied Spineflower

Chorizanthe ventricosa

Calscape.org

Plant type: Annual herb

Size: 2 - 28 in tall

Flower Color: White, Yellow, Red, Purple

Wildlife supported:

Watson's Spineflower

Chorizanthe watsonii

Calscape.org

Plant type: Annual herb

Size: 0.8 - 6 in tall

Flower Color: Yellow

Wildlife supported:

Wheeler's Spineflower

Chorizanthe wheeleri

Calscape.org

Plant type: Annual herb

Size: 0.2 - 1 in tall

Flower Color: Pink

Wildlife supported:

Riverside Spineflower

Chorizanthe xanti

Calscape.org

Plant type: Annual herb

Size: 1 - 12 in tall

Flower Color: Red

Wildlife supported:

White-bracted Spineflower

Chorizanthe xanti var. leucotheca

Calscape.org

Plant type: Annual herb

Size: 1 - 12 in tall

Flower Color: Pink, White

Wildlife supported:

Pinyon Spineflower

Chorizanthe xanti var. xanti

Calscape.org

Plant type: Annual herb

Size: 1 - 12 in tall

Flower Color: Pink, Red

Wildlife supported:

Giant Chinquapin

Chrysolepis chrysophylla

Calscape.org

Plant type: Shrub,Tree

Size: 98 - 148 ft tall

Flower Color: Yellow, Cream, White

Flowering season: Spring

Dormancy: Evergreen

Wildlife supported:

Landscape information:

Sun

Full Sun, Partial Shade

Water

Low

Golden Chinquapin

Chrysolepis chrysophylla var. chrysophylla

Calscape.org

Plant type: Shrub,Tree

Size: 20 - 100 ft tall

Form: Upright

Growth rate: Moderate

Flower Color: Yellow

Flowering season: Spring

Wildlife supported:

Landscape information:

Sun

Full Sun, Partial Shade

Water

Low

Giant Chinquapin

Chrysolepis chrysophylla var. minor

Calscape.org

Plant type: Shrub,Tree

Size: 16 - 98 ft tall

Flower Color: Yellow

Wildlife supported:

Landscape information:

Sun

Full Sun, Partial Shade

Water

Low

Bush Chinquapin

Chrysolepis sempervirens

Calscape.org

Plant type: Shrub

Size: 7 - 10 ft tall

Form: Upright

Growth rate: Slow

Flower Color: Green

Flowering season: Summer

Wildlife supported:

Landscape information:

Sun

Partial Shade

Long Flowered Rabbitbrush

Chrysothamnus depressus

Calscape.org

Plant type: Shrub

Size: 8 in tall

Flower Color: Yellow

Wildlife supported:

Landscape information:

Sun

Full Sun, Partial Shade

Greene's Rabbitbrush

Chrysothamnus greenei

Calscape.org

Plant type: Shrub

Size: 2 ft tall

Flower Color: Yellow, Green

Wildlife supported:

Truckee Rabbitbrush

Chrysothamnus humilis

Calscape.org

Plant type: Shrub

Flower Color: Yellow

Wildlife supported:

Stickyleaf Rabbitbrush

Chrysothamnus viscidiflorus

Calscape.org

Plant type: Shrub

Size: 3 - 5 ft tall

Form: Upright

Growth rate: Moderate

Flower Color: Yellow

Flowering season: Spring

Wildlife supported:

Landscape information:

Sun

Full Sun, Partial Shade

Chrysothamnus viscidiflorus ssp. axillaris

Calscape.org

2015 Richard Spellenberg

Plant type: Shrub

Flower Color: Yellow

Wildlife supported:

Chrysothamnus viscidiflorus ssp. lanceolatus

Calscape.org

Plant type: Shrub

Flower Color: Yellow

Wildlife supported:

Downy Rabbitbrush

Chrysothamnus viscidiflorus ssp. puberulus

Calscape.org

Plant type: Shrub

Flower Color: Yellow

Wildlife supported:

Douglas' Rabbitbrush

Chrysothamnus viscidiflorus ssp. viscidiflorus

Calscape.org

Plant type: Shrub

Flower Color: Yellow

Wildlife supported:

Yellow Cups

Chylismia brevipes

Calscape.org

Plant type: Annual herb,Perennial herb

Size: 2 ft tall

Flower Color: Yellow, Red

Wildlife supported:

Landscape information:

Sun

Full Sun, Partial Shade

Soil drainage

Fast

Golden Suncup

Chylismia brevipes ssp. brevipes

Calscape.org

Plant type: Annual herb,Perennial herb

Size: 2 ft tall

Wildlife supported:

Landscape information:

Sun

Full Sun, Partial Shade

Soil drainage

Fast

Western Water Hemlock

Cicuta douglasii

Calscape.org

Plant type: Perennial herb

Size: 2 - 10 ft tall

Form: Upright

Growth rate: Fast

Flower Color: White

Flowering season: Spring

Wildlife supported:

Landscape information:

Sun

Partial Shade

Water

Moderate, High

Water Hemlock

Cicuta maculata

Calscape.org

Plant type: Perennial herb

Size: 3 - 5 ft tall

Flower Color: White, Green

Wildlife supported:

Landscape information:

Sun

Full Sun

Spotted Water Hemlock

Cicuta maculata var. angustifolia

Calscape.org

Plant type: Perennial herb

Wildlife supported:

Bolander's Water-hemlock

Cicuta maculata var. bolanderi

Calscape.org

Plant type: Perennial herb

Wildlife supported:

Rose Thistle

Cirsium andersonii

Calscape.org

Plant type: Perennial herb

Wildlife supported:

Franciscan Thistle

Cirsium andrewsii

Calscape.org

Plant type: Perennial herb

Size: 7 ft tall

Flower Color: Pink, Purple

Wildlife supported:

Arizona Thistle

Cirsium arizonicum

Calscape.org

Plant type: Perennial herb

Size: 1 - 5 ft tall

Flower Color: Pink, Purple, Red

Wildlife supported:

Arizona Thistle

Cirsium arizonicum var. arizonicum

Calscape.org

Plant type: Perennial herb

Wildlife supported:

Desert Mountain Thistle

Cirsium arizonicum var. tenuisectum

Calscape.org

Plant type: Perennial herb

Wildlife supported:

Indian Thistle

Cirsium brevistylum

Calscape.org

Plant type: Perennial herb

Size: 7 - 10 ft tall

Flower Color: Pink, Purple

Wildlife supported:

Landscape information:

Sun

Partial Shade

Ashland Thistle

Cirsium ciliolatum

Calscape.org

Plant type: Perennial herb

Size: 7 ft tall

Flower Color: Pink, Purple

Wildlife supported:

Slough Thistle

Cirsium crassicaule

Calscape.org

Plant type: Annual herb,Perennial herb

Size: 10 ft tall

Flower Color: Pink, Purple

Wildlife supported:

Peregrine Thistle

Cirsium cymosum

Calscape.org

Plant type: Perennial herb

Size: 3 ft tall

Flower Color: Pink, Purple

Wildlife supported:

Gray-green Thistle

Cirsium cymosum var. canovirens

Calscape.org

Plant type: Perennial herb

Wildlife supported:

Peregrine Thistle

Cirsium cymosum var. cymosum

Calscape.org

Plant type: Perennial herb

Wildlife supported:

Douglas' Thistle

Cirsium douglasii

Calscape.org

Plant type: Perennial herb

Size: 7 - 16 ft tall

Flower Color: Pink, Purple

Wildlife supported:

Douglas' Thistle

Cirsium douglasii var. breweri

Calscape.org

Plant type: Perennial herb

Wildlife supported:

Douglas' Thistle

Cirsium douglasii var. douglasii

Calscape.org

Plant type: Perennial herb

Wildlife supported:

Fountain Thistle

Cirsium fontinale

Calscape.org

Plant type: Perennial herb

Size: 4 - 7 ft tall

Flower Color: Pink, Purple

Wildlife supported:

Landscape information:

Sun

Full Sun

Mount Hamilton Fountain Thistle

Cirsium fontinale var. campylon

Calscape.org

Plant type: Perennial herb

Wildlife supported:

Crystal Springs Fountain Thistle

Cirsium fontinale var. fontinale

Calscape.org

Plant type: Perennial herb

Wildlife supported:

San Luis Obispo Fountain Thistle

Cirsium fontinale var. obispoense

Calscape.org

Plant type: Perennial herb

Wildlife supported:

Suisun Thistle

Cirsium hydrophilum

Calscape.org

Plant type: Perennial herb

Size: 7 ft tall

Flower Color: Pink, Purple

Wildlife supported: