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Oblong Bluecurls
Trichostema oblongum
About Oblong Bluecurls (Trichostema oblongum) 0 Nurseries Carry This Plant Trichostema oblongum, known by the common names oblong bluecurls and mountain bluecurls, is a species of flowering plant in the mint family . It is native to California and the Northwestern United States in Oregon, Idaho, and Washington, and north into British Columbia, Canada. Trichostema oblongum is an annual herb approaching five decimeters (20 in) in maximum height. Its aromatic foliage is coated in glandular and nonglandular hairs. The elongated or lance-shaped leaves are 2 to 4 centimeters (0. 79 to 1. 57 in). The inflorescence is a series of clusters of flowers located at each leaf pair. Each flower has a hairy calyx of pointed sepals and a tubular, lipped purple corolla. The four curved stamens protrude from the lips of the flower.
Plant Description
Plant Type
Plant Type
Annual herb

1.7 ft tall

Wildlife Supported

Butterflies & moths hosted ( 4 likely * ) SHOW ALL

Landscaping Information
Common uses
Common uses
Bee Gardens

Natural Setting
Annual Precipitation: 12.3" - 114.0", Summer Precipitation: 0.22" - 3.85", Coldest Month: 10.8" - 50.6", Hottest Month: 34.1" - 77.4", Humidity: 0.52" - 24.95", Elevation: 275" - 14090"

Alternative Names
Common Names: Mountain Bluecurls

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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