Advanced Search Map Locator View Settings
Add Current Plant To List Edit Current Plant
Show all Photos

My Plant Lists Nurseries Planting Guide Contact Calscape About Calscape
Tap map to see plants native to location
Order by Popularity Order by Common Name Order by Botanical Name
Show nursery cultivars Hide nursery cultivars
Show plants not in nurseries Hide plants not in nurseries
Grid view Text view
Columbian Windflower
Anemone deltoidea

About Columbian Windflower (Anemone deltoidea) Anemone deltoidea is a species of flowering plant in the buttercup family known by the common names Columbian windflower and western white anemone. It is native to the forests of the west coast of the United States. This is a rhizomatous perennial herb growing between 10 and 30 centimeters tall. There is usually a single basal leaf which is divided into three large toothed leaflets, each up to 6 centimeters long. There may be more leaves along the mostly naked stem which are similar in appearance to the leaflets on the basal leaf. The flower cluster has three leaflike leafs and a single flower. The flower has no petals but five petal-like white sepals each one to two centimeters long. There are up to 120 whiskery stamens and many pistils. The fruit is a cluster of spherical achenes.
Plant Description
Plant Type
Perennial herb

Max. Height
4 - 11.8 in (10.2 - 30 cm)

Flower Color

Flowering Season
Spring, Summer

Native Status

Natural Setting
Site Type
Open places

Sun, Part Shade, Full Shade

Elevation ?
48' - 6887'

Annual Precip. ?
35.7" - 154.0"

Summer Precip. ?
0.53" - 5.80"

Coldest Month ?
34.1° F - 47.0° F

Hottest Month ?
51.5° F - 72.8° F

Humidity ?
0.32 vpd - 21.60 vpd

Sunset Zones ?
1, 2, 3, 4, 5, 6*, 7, 14, 15*, 16*, 17*, 18

Landscaping Information
Ease of Care
Moderately Easy

Nursery Availability
Rarely Available

Other Names
Common Names
Western White Anemone

Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora

Sign in to your Calscape Account X

Once signed in, you'll be able to access any previously saved plant lists or create new ones.

Email Address

Sign In