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Oceanspray Creambush

Holodiscus discolor

Rosaceae · broadleaf · native

Oceanspray is a native deciduous shrub of Western Washington's dry to moist forest edges and open woodlands, a multi-stemmed species with delicate, creamy-white flower clusters in mid-summer that age to brown, persisting through much of the year. The leaves are small (1-3 inches), oval, and light green. The bark is tan to reddish-brown and exfoliates in strips, revealing lighter wood beneath. The stems are slender and often reddish. The plant rarely exceeds 10-15 feet and forms a naturally arching, fountain-like form. The persistent, dried brown flower clusters provide winter interest and texture in the landscape.

In Western Washington, oceanspray is a useful native shrub for dry to moist sites with full sun and well-drained to wet-tolerant soils. The plant is tough, adaptable, and requires minimal maintenance once established. Growth is moderate, and the plant spreads by seed in disturbed sites, sometimes aggressively in favorable conditions. The creamy flowers attract pollinators and the dried clusters provide visual interest through winter. The main drawback is that the aged flower clusters are not universally considered attractive; some gardeners view them as persistent, unattractive brown foliage. However, this persistence provides important structure and food for wildlife through winter. For riparian restoration, erosion control, and naturalistic plantings, oceanspray is valuable; for manicured residential landscapes, it may be better suited to background planting where the dried flowers are less prominent. The plant's toughness and low maintenance make it a practical choice for difficult sites where other shrubs struggle.

Quick Facts

Height
10–15 ft
Spread
9 ft
Growth Rate
Moderate
Light
Full Sun
Soil
Wet Tolerant
Water
High
Hardiness
Zone Zones 5a–8b
Bloom Time
Aug 1-Aug 31
Origin
Pacific Northwest native

Phenological Calendar

Stage Typical Window
Bud break BBCH 07 Feb 15-Mar 15
Leaf emergence BBCH 11 Mar 1-Apr 1
Bloom start BBCH 61 Aug 1-Aug 31
Bloom end / petal fall BBCH 69 Aug 15-Sep 15
Fruit/seed development BBCH 71 Jun 1-Aug 31
Fruit/seed maturity BBCH 85 Sep 1-Nov 30
Leaf drop BBCH 93 Oct 15-Nov 30
Dormancy BBCH 97 Nov 15-Feb 28

Diseases (1)