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Campanula californica
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Swamp Harebell
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Campanula californica

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About Swamp Harebell (Campanula californica) Campanula californica is a species of bellflower known by the common names swamp bellflower and swamp harebell. It is endemic to California, where it grows along the coastline between Marin and Mendocino Counties. It is found mainly in wet areas such as bogs, marshes, and wet forest floors. This is a hairy rhizomatous perennial herb producing a thin, creeping stem 10 to 30 centimeters long. The thin, rippled leaves are oval in shape and between 1 and 2 centimeters long. The bell-shaped flower is pale blue with curving petals up to 1. 5 centimeters long. The fruit is a ribbed, spherical capsule.
Plant Description
Plant Type
Perennial herb

Flower Color

Native Status
Natural Setting
Elevation ?
3' - 1071'

Annual Precip. ?
30.7" - 53.3"

Summer Precip. ?
0.39" - 0.90"

Coldest Month ?
43.9° F - 49.0° F

Hottest Month ?
56.0° F - 71.4° F

Humidity ?
0.01 vpd - 16.90 vpd

Landscaping Information
Nursery Availability
Never or Almost Never Available

Other Names
Common Names
Swamp Bellflower

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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