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California Bog Asphodel
Narthecium californicum
About California Bog Asphodel (Narthecium californicum) 0 Nurseries Carry This Plant Narthecium californicum is a species of flowering plant known by the common name California bog asphodel. It is native to the mountains of southern Oregon and northern California, where it grows in wet habitat such as streambanks and meadows. It is a rhizomatous perennial monocot producing an erect stem up to about 60 centimeters tall. The base of the plant is surrounded by linear, grasslike leaves up to 30 centimeters long. The flower cluster is a raceme of many yellow flowers with six pointed petals no more than a centimeter long. The fruit is a lance-shaped capsule containing many bristle-tailed seeds.
Plant Description
Plant Type
Plant Type
Perennial herb

2 ft tall

Flower Color
Flower Color

Landscaping Information
Part Shade

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

Natural Setting
Site Type
Site Type
Wet meadows, streambanks

Annual Precipitation: 26.4" - 158.0", Summer Precipitation: 1.20" - 5.78", Coldest Month: 27.2" - 46.9", Hottest Month: 47.2" - 68.8", Humidity: 0.43" - 22.34", Elevation: 287" - 10008"

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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