Calocedrus decurrens (Torr.) Florin
Incense cedar, Incense-cedar
Cupressaceae (Cypress Family)
Synonym(s): Heyderia decurrens, Libocedrus decurrens
USDA Symbol: CADE27
Incense-cedar is a majestic, evergreen tree with flat sprays of aromatic, bright-green foliage, a conical crown, a straight trunk, and cinnamon-brown bark. Though is usually does not exceed 60 ft. in cultivation, specimens in the wild can be twice as tall. Although stands of young trees are killed by fire, the very thick bark protects mature trees.
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Plant CharacteristicsDuration: Perennial
Leaf Retention: Evergreen
Leaf Arrangement: Opposite
Leaf Complexity: Simple
Size Notes: Height 50-100 feet, spread to 50 feet.
Leaf: Green to yellowish.
Fruit: Reddish-brown, urn-shaped. 3/4 to 1 inch long.
Size Class: 36-72 ft.
Bloom InformationBloom Color: Yellow
Bloom Time: Apr , May
DistributionUSA: CA , NV , OR , UT
Native Distribution: CA, OR & w. NV
Native Habitat: Wooded, mt. slopes & canyons
Growing ConditionsWater Use: Low
Light Requirement: Sun , Part Shade
Soil Moisture: Dry
CaCO3 Tolerance: Low
Cold Tolerant: yes
Heat Tolerant: yes
Soil Description: Well-drained, mesic soils.
Conditions Comments: The growth rate of incense cedar is remarkably fast when young (to 20 ft.) but slows to a crawl thereafter. The tree can live up to 1000 years. The tree appears to do well in a wide variety of moisture and temperature conditions.
BenefitUse Medicinal: Leaves decocted to treat stomach ailments, steamed to treat nasal congestion and colds.
Use Other: An important timber species, Incense Cedar is also the leading wood for the manufacture of pencils, because it is soft but not splintery, and can be sharpened in any direction with ease. The aromatic wood is also used for cedar chests and closets.
Fragrant Foliage: yes
PropagationPropagation Material: Seeds , Softwood Cuttings
Description: Progeny come well from seeds or cuttings.
Seed Collection: Cones, each containing up to four seeds, mature in one season. The winged seeds are one in. long and 1/3 as wide.
Seed Treatment: Stratification for 30-60 days at 37-41 degrees improves germination.
Commercially Avail: yes
Find Seed or Plants
Find seed sources for this species at the Native Seed Network.
View propagation protocol from Native Plants Network.
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Santa Barbara Botanic Garden - Santa Barbara, CA
Texas Discovery Gardens - Dallas, TX
Native Seed Network - Corvallis, OR
BibliographyBibref 841 - Native Alternatives to Invasive Plants (2006) Burrell, C. C.
Bibref 1218 - Tending the Wild: Native American Knowledge and the Management of California's Natural Resources (2006) Anderson, M. Kat
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From the ArchiveWildflower Newsletter 1986 VOL. 3, NO.3 - Fall Planting Tips, Growth Provides Enthusiasm, 1985 Financial Facts, Gathering ...
Recommended Species Lists
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Additional resourcesUSDA: Find Calocedrus decurrens in USDA Plants
FNA: Find Calocedrus decurrens in the Flora of North America (if available)
Google: Search Google for Calocedrus decurrens
MetadataRecord Modified: 2008-10-19
Research By: TWC Staff