Chieftain Manzanita

Arctostaphylos x coloradoensis 'Chieftain'

Ericaceae

• Full sun to partial shade
• 18–24"+ tall × 5–8' wide
• Drought Tolerant: Yes — excellent once established; prefers dry summers
• Evergreen: Yes
• Flower Color: White to pale pink, urn-shaped (March–April)
• Wildlife Benefits: Early-season nectar source for native bees and hummingbirds; red berries (September–October) eaten by birds and small mammals; deer resistant

Chieftain Manzanita is a selection of a naturally occurring hybrid between Arctostaphylos uva-ursi (kinnikinnick) and A. nevadensis, first discovered on the Uncompaghre Plateau of western Colorado at an elevation of approximately 8,100 feet. Its extraordinary cold hardiness — to around −25°F — greatly expands the range where manzanitas can be successfully grown compared to most Arctostaphylos species, which are typically restricted to milder western climates. Introduced through the Plant Select program in 2013, 'Chieftain' was selected for its vigor, spreading habit, and superior cold tolerance. In the Spokane region it thrives in well-drained, lean to average soils in full sun; like all manzanitas it is intolerant of heavy clay, calcareous, or waterlogged soils. Amending the planting hole with sharp sand or gravel improves establishment in heavier urban soils. Water regularly for the first two seasons to establish the root system, then taper to infrequent deep watering.

'Chieftain' delivers four-season interest in a low, spreading, evergreen form that few groundcovers can match. The small, rounded, bright green leaves are held on arching branches that spread 5–8 feet wide while remaining a compact 18–24 inches tall — making it a genuinely useful groundcover for large areas. As the plant matures, the smooth, exfoliating bark develops a warm cinnamon-red to purplish-red tone that adds striking winter color and textural contrast. In late winter to early spring, the branch tips are studded with clusters of tiny, urn-shaped white to pale pink flowers — a welcome early nectar source before most other plants have broken dormancy. Small red berries follow by September and October. The foliage retains its clean, deep green color year-round, including through Spokane's coldest winters.

Manzanitas as a group are among the most ecologically valuable early-season flowering shrubs in western North America. The urn-shaped flowers of 'Chieftain' are visited by native bees, including bumblebees and mining bees, as well as hummingbirds seeking nectar after a winter with few bloom options. The genus name Arctostaphylos derives from Greek meaning 'bear grape,' a reference to the berries that bears and other wildlife eagerly consume. The red berries of 'Chieftain,' appearing in fall, are eaten by birds including robins, cedar waxwings, and thrushes, as well as small mammals. Ethnobotanically, the closely related A. uva-ursi (a parent species) has a long history of use by Indigenous peoples of the Pacific Northwest and Plateau regions — the Salish and other groups dried and smoked the leaves, and the berries were consumed as food, giving the plant one of its common names, kinnikinnick, from the Algonquian word for a smoking mixture.

'Chieftain' excels as a large-scale evergreen groundcover for sunny slopes, rock gardens, foundation plantings, and areas under large pines where little else grows. Its wide, mat-forming habit suppresses weeds effectively once established. It is an excellent choice for parking strips, retaining wall caps, and difficult hot, dry exposures. Plant in mass groupings around Pinus ponderosa, Juniperus scopulorum, or large boulders for a naturalistic Rocky Mountain feel. Pair with Kinnikinnick (A. uva-ursi) for a related native comparison display, or combine with Eriogonum umbellatum, Penstemon species, and Sedum stenopetalum for a cohesive xeriscape groundcover layer. Its dense spreading habit and deer resistance make it an excellent low-maintenance alternative to traditional foundation evergreens in Spokane's dry-summer climate.