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Creeping Spikerush Back to Plant Page
Eleocharis radicans

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About Creeping Spikerush (Eleocharis radicans) Eleocharis radicans is a species of spikesedge known by the common name rooted spikerush. This aquatic or semi-aquatic plant is native to the Americas as far north as Virginia and northern California. It grows in wet places such as streams, lakes, bogs, and moist meadows, where it roots on soaked ground or floats in the water. This is a rhizomatous, mat-forming perennial with thread-thin, spongy stems. It may have several thin leaves. The stems are topped with papery spikelets about half a centimeter long at maximum size and containing 4 to 12 flowers, each covered with a light-colored leaf. The fruit is a minute white or yellow achene less than a millimeter long.
Plant Description
Plant Type

Max. Height
2.6 ft (0.8 m)

Flower Color
Yellow, White

Native Status

Natural Setting
Site Type
Marshes, lake edges


Elevation ?
3' - 6399'

Annual Precip. ?
11.9" - 51.6"

Summer Precip. ?
0.20" - 2.24"

Coldest Month ?
36.4° F - 55.7° F

Hottest Month ?
58.7° F - 80.2° F

Humidity ?
0.41 vpd - 27.17 vpd


Landscaping Information
Common uses
Bird Gardens

Nursery Availability
Never or Almost Never Available

Other Names
Common Names
Rooted Spikerush

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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