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NPIN: Native Plant Database

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Erysimum capitatum (Prairie rocket)
Flaigg, Norman G.

Erysimum capitatum

Erysimum capitatum (Douglas ex Hook.) Greene

Prairie rocket, Sand-dune wallflower, Sanddune wallflower, Western wallflower

Brassicaceae (Mustard Family)

Synonym(s):

USDA Symbol: ERCA14

USDA Native Status: L48 (N), AK (N)

An extremely variable species, though usually a clumped plant with densely crowded clusters of orange, yellow, orange-brown or purplish-maroon flowers atop each minimally-branched stem. The narrow leaves and stems of this biennial to short-lived perennial are hairy. The seedpods stand upright.

 

Plant Characteristics

Duration: Biennial
Habit: Herb
Fruit:
Size Class: 1-3 ft.

Bloom Information

Bloom Color: Red , Orange , Yellow
Bloom Time: May , Jun , Jul

Distribution

USA: AK , AR , AZ , CA , CO , IA , ID , IL , IN , KS , MI , MN , MO , MT , ND , NE , NM , NV , NY , OH , OK , OR , SD , TN , TX , UT , VA , WA , WI , WV , WY
Native Distribution: VA & OH to s.w. Canada, s. to TN, TX & CA; much more common westward
Native Habitat: Plains; foothills; high elevation coniferous forests

Growing Conditions

Light Requirement: Sun
Soil Moisture: Dry
Soil Description: Dry, well-drained soils.
Conditions Comments: Although it is a biennial, western wallflower will usually produce the flowers the first year. Western wallflower is extremely variable in size and flower color. It is similar to the cultivated wallflower (Cheiranthus spp.) and is equally showy in a wildflower garden.

Propagation

Description: Untreated seed planted 1/4 deep will germinate readily. Plant in late summer or early fall.
Seed Collection: Not Available
Seed Treatment: Not Available
Commercially Avail: yes

Find Seed or Plants

Find seed sources for this species at the Native Seed Network.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Tohono Chul Park, Inc. - Tucson, AZ
Native Seed Network - Corvallis, OR

Bibliography

Bibref 1207 - Earth Medicine, Earth Food (1990) Michael A. Weiner
Bibref 328 - Wildflowers of Texas (2003) Ajilvsgi, Geyata.

Search More Titles in Bibliography

Additional resources

USDA: Find Erysimum capitatum in USDA Plants
FNA: Find Erysimum capitatum in the Flora of North America (if available)
Google: Search Google for Erysimum capitatum

Metadata

Record Modified: 2008-05-28
Research By: TWC Staff

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