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Angelica arguta

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About Angelica (Angelica arguta) Angelica arguta is a species of angelica known as Lyall's angelica. It is native to western North America, where it grows in coniferous forests from British Columbia to Utah. This is a taprooted perennial herb growing an erect, hollow stem to heights between one and two meters. It produces large, somewhat triangular leaves made up of many toothed, pointed leaflets each up to 9 centimeters long. The top of the stout stem is occupied by an flower cluster in a compound umbel arrangement, with the webbed rays of the umbel up to 10 centimeters long each. The flowers are generally yellowish.
Plant Description
Plant Type
Perennial herb

Max. Height
3.3 - 7 ft (1 - 2.1 m)


Growth Rate

Flower Color

Flowering Season

Native Status

Natural Setting
Sun, Part Shade

Elevation ?
271' - 14090'

Annual Precip. ?
18.1" - 154.0"

Summer Precip. ?
1.05" - 5.80"

Coldest Month ?
10.8° F - 45.6° F

Hottest Month ?
34.1° F - 68.5° F

Humidity ?
0.32 vpd - 20.67 vpd

Soil Description
Prefers loamy or clay soils. Grows poorly in sandy soils.

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

Landscaping Information
Ease of Care
Moderately Easy

Nursery Availability
Rarely Available

Other Names
Common Names
Lyall's Angelica

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

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