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Artemisia californica 'Canyon Gray' (Coastal Sagebrush) - A large scale groundcover that remains under 2 feet tall and spreads to form a compact mat to 10 feet wide with finely divided light gray-green leaves that have 1- to 2-inch-long threadlike lobes. The flowers are within are held within a sparse leafy inflorescence and so are fairly inconspicuous.
Plant in full sun along the coast to part day sun in inland valley in a sandy to clay soil so long as it has decent drainage. Little or no irrigation is required once established but avoid summer irrigation. It is cold hardy to about 20-25° F. A great plant for dry slopes, open ground that drains well or a wall planting and the foliage is very aromatic when crushed.
Artemisia californica is native to much of central and southern California where it typically grows on west and north facing slopes as a component of the coastal sage scrub and chaparral plant communities. The name for the genus likely honors Artemisia II of Caria, a botanist and medical researcher who died in 350 BC but whose name came from the Greek goddess Artemis, whom the Romans called Diana. The specific epithet is in reference to the plant being native to California.
The 'Canyon Gray' cultivar is a 1980 Santa Barbara Botanic Garden prostrate selection of Artemisia californica that was found growing in a windswept area on San Miguel Island by Ralph Philbrick, then director of Santa Barbara Botanic Garden. We started growing this great California native selection in 1989. More information about this plant can be found on the Santa Barbara Botanic Garden's Artemisia californica 'Canyon Gray' Plant Introduction Page.
The information displayed on this page about Artemisia californica 'Canyon Gray' is based on the research we conducted about it in our nursery horticultural library as well as from information provided by reliable online resources. We also include some of our own observations made about this plant as it grows in the nursery gardens and other gardens that we have visited, as well how the crops have performed in the containers in our nursery field. We will also incorporate comments that we have received from others and welcome hearing from anyone with additional information about this plant, particularly if it includes cultural information that will aid others to better grow it.
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