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Holodiscus discolor 'microphyllus'
Best known for its fragrant, attractive cream-colored flowers that hang in clusters from the branches in summer.
Min. USDA Hardiness Zone:
Adapted to course, medium and fine textured soils with pH 5.0 to 7.5. Ranging from sea level to 7000 ft., this species has moderate drought tolerance.
low fertility requirements.
Med - Lg Shrub (usually >3' and never < 1.5')
Native range, mid to high elevations in Oregon and California and east to Colorado and Arizona, especially in Great Basin region.
Western state native:
Leaves alternate, simple, to 2 cm long and 1.5 cm wide, light green to gray-green, often obovate, rounded to wedge-shaped base, small teeth on apical half of blade.
Predominant flower color:
Flowers in narrow clusters (panicals) to 10 cm long, 10-50 flowered; flowers 3-4 mm diameter, petals white.
Fall Color Description:
Reddish Leaves, not conspicuous
Winter Interest Description:
Older bark is dark red to brown or gray and exfoliating. Blooms dry and form brown seeds that persist thru the winter.
Oceanspray habitat varies considerably & includes streambanks, the understory of moist woods, cutover timberland and dry rocky soils and talus slopes.
Used by Wildlife:
Browsed by cattle, deer, elk & dusky-footed wood rats. Common understory species that provides cover for numerous birds, small mammals & tree frogs.
Prune severely each year after flowering to maintain a loose, graceful shrub.
Long Term Care:
Largely free of insect pests though aphids have been reported.
Deer, Elk, Rabbits, Rats browse
Largely free diseases although susceptible to fireblight (Erwinia amylovora) and a fungal leaf spot (Septogloeum sp.): https://pnwhandbooks.org/plantdisease/host-disease/ocean-spray-holodiscus-sp-leaf-spots . It is also a host of the root parasite, pine b
Broad adaption to various environments makes it aa popular ornamental for highway plantings
Cutting back mature stems will encourage vigorous growth suitable for cutting wood.
OSU Landscape Profile:
LBJ Native Plant Database:
Missouri Botanical Garden Database:
Alternate Source 1:
Alternate Source 2:
George & Vickie Minor
Whistle Stop Farm & Flowers
High Desert Farms Nursery Sales
Green Thumb Tours:
VIsit the countryside of the Emerald Isle & Journey through Scotland and England
A portion of the proceeds will be donated to COMGA.
For more information, contact firstname.lastname@example.org
Join an OSU Master Gardener managed community garden this summer!
Put your name in the lottery to get a plot at either Hollinshead's or Discovery Park's community garden.
More information for: Discovery Park Garden
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