top of page

Hollinshead Water-wise Garden Plants

Photo:
Kathy Ketchum

Taxon ID#

43

Best known for its fragrant, attractive cream-colored flowers that hang in clusters from the branches in summer.

Scientific  Name:

Holodiscus discolor 'microphyllus'

Common Name 1

› Small-leaved Creambush

Family:

Rosaceae

Origins:

Native range, mid to high elevations in Oregon and California and east to Colorado and Arizona, especially in Great Basin region.

Plant Type:

Med - Lg Shrub (usually >3' and never < 1.5')
Common Name 2

› Small-leaved Oceanspray

Common Name 3

› Rock-spiraea

Oregon native:

yes

Western state native:

yes

Scroll down for more information on each topic

Landscape Application Information

Seasonal Care

Resource Links

MAINTENANCE

Maintenance Level:

Low

Min. USDA Hardiness Zone:

4

Sun Preference:

Partial Sun

Water Preference:

L

Soil Preference:

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.

Fertilizer Needs:

low fertility requirements.

Recommended Mulch:

nothing found

PLANT DESCRIPTION

Foliage Color:

Gray-Green

Foliage Description:

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.

Fragrant:

yes

Predominant flower color:

White

Flower Description:

Flowers in narrow clusters (panicals) to 10 cm long, 10-50 flowered; flowers 3-4 mm diameter, petals white.

Fall color:

no

Fall Color Description:

Reddish Leaves, not conspicuous

Winter Foliage:

Deciduous

Winter Interest:

yes

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.

Mature height:

3'

Mature spread:

15-20'

Growth rate:

Medium

LANDSCAPE APPLICATION

Deer Resistant:

no

Fire Resistant:

yes

Attracts Pollinators:

yes

Attracts Butterflies:

yes

Native Habitat:

Oceanspray habitat varies considerably & includes streambanks, the understory of moist woods, cutover timberland and dry rocky soils and talus slopes.

Attracts Birds:

yes

Cut/Dried Flowers:

no

Used by Wildlife:

yes

Swales:

yes

Wildlife Use:

Browsed by cattle, deer, elk & dusky-footed wood rats. Common understory species that provides cover for numerous birds, small mammals & tree frogs.

Photo:

Hedge/Screen:

yes

Border:

no

Erosion Control:

yes

Windbreak:

yes

Ground Cover:

no

Provides Shade:

no

Rock Garden:

no

Cover Structures:

no

First Bloom:

May

Last Bloom:

Adds Texture/Movement:

Aug

Ornamental Accent:

yes

no

Garden Observations:

Seasonal Care
Maintenance

SEASONAL CARE

Spring Care:

Summer Care:

Prune severely each year after flowering to maintain a loose, graceful shrub.

Fall Care:

Winter Care:

Long Term Care:

Insect Pests:

Largely free of insect pests though aphids have been reported.

Wildlife Pests:

Deer, Elk, Rabbits, Rats browse

Diseases:

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

Environmental Problems:

Broad adaption to various environments makes it aa popular ornamental for highway plantings

Landscape Problems:

Care Comments:

Cutting back mature stems will encourage vigorous growth suitable for cutting wood.

RESOURCES

OSU Landscape Profile:

USDA Plants:

Calscape Database:

LBJ Native Plant Database:

Missouri Botanical Garden Database:

Monrovia Profile:

Alternate Source 1:

Alternate Source 2:

Source Comment:

Landscape Application
Resource Links

Plant Maintenance Information

Image by Mikaela Wiedenhoff

Sponsors
Desert Peaks Healthcare
George & Vickie Minor
Whistle Stop Farm & Flowers

McPheeter's Turf
High Desert Farms Nursery Sales, LLC
Schilling's Garden Market

Speakers
Karen McCarthy, Madras Garden Depot
Dan Denning, City of Bend
Nicole Bell, OSU Ecology Lab

Professor Amy Jo Detweiler
Craig LeHoullier
Amanda Egertson, Deschutes Land Trust
Dana Sanchez, OSU
PayPal ButtonPayPal Button
Renee's Garden Seeds
Contact the webmaster:
webmaster@gocomga.com
bottom of page