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Western Hoptree
Ptelea crenulata
About Western Hoptree (Ptelea crenulata) 4 Nurseries Carry This Plant Ptelea crenulata, commonly known as the California hoptree, is a species of tree that is endemic to the state of California in the United States. It is found in the western Sierra Nevada and southern Cascade Range foothills, the northern California Coast Ranges, and the San Francisco Bay Area. The plant grows in chaparral and woodlands habitats. It is cultivated by specialty California native plant nurseries as an ornamental plant for use as a shrub or small tree in water conserving gardens, natural landscaping design, and habitat restoration projects.
Plant Description
Plant Type
Plant Type

16 ft tall

Flower Color
Flower Color

Flowering Season
Flowering Season

Wildlife Supported

Landscaping Information
Full Sun, Part Shade


Common uses
Common uses
Butterfly Gardens

For propagating by seed: 3 mos. stratification.

Sunset Zones
Sunset Zones?
7*, 8, 9, 14*, 15*, 16*, 17*, 18, 19*, 20*, 21*, 22, 23, 24

Natural Setting
Annual Precipitation: 14.3" - 68.0", Summer Precipitation: 0.20" - 2.12", Coldest Month: 33.3" - 52.2", Hottest Month: 55.0" - 77.6", Humidity: 1.08" - 26.30", Elevation: 40" - 7198"

Alternative Names
Common Names: California Hoptree, Hop Tree

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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