Cornus, Red Barked Dogwood, Red Twig Dogwood, Variegated Tatarian Dogwood 'Ivory Halo'

Cornusalba

Genus
Cornus (KOR-nus)
Species
alba (AL-ba)
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Deciduous
Good Fall Color
Provides Winter Interest
Height
4-6 ft. (1.2-1.8 m)
Spacing
4-6 ft. (1.2-1.8 m)
Hardiness
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
Danger
N/A
Bloom Color
Pale Yellow
Bloom Time
Mid Spring
Late Spring/Early Summer
Other Details
Category
Shrubs
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
Patent Information
Patent expired
Propagation Methods
From softwood cuttings
By grafting
By budding
Seed Collecting
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Regional

This plant is said to grow outdoors in the following regions:

Brookfield, Connecticut

Boise, Idaho

Plainfield, Illinois

Iowa City, Iowa

Jefferson, Maine

Cambridge, Massachusetts

Grand Rapids, Michigan

Novi, Michigan

Royal Oak, Michigan

Tecumseh, Michigan

Hopkins, Minnesota

Saint Paul, Minnesota

Kansas City, Missouri

Helena, Montana

Beacon, New York

Shamokin, Pennsylvania

Somerset, Pennsylvania

Murfreesboro, Tennessee

Jacksonville, Texas

South Jordan, Utah

Lexington, Virginia

Portsmouth, Virginia

Birchwood, Wisconsin

Fond Du Lac, Wisconsin

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Featured Videos

Gardener's Notes:

5
positives
1
neutral
1
negative
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O
(Zone 6b) | December 2022 | positive

The variegation is exceptionally white and bright. I haven’t had any foliage problems with them. They’re in part shade with good air ...Read More

J
J
Cambridge, MA | June 2012 | positive

I have had Ivory Halo for several years now. It needed extra watering after planting but has been a beautiful trouble free addition to m...Read More

A
Birchwood, WI (Zone 3b) | August 2011 | positive

We have this shrub growing in part shade and it does very well - the variegation really brightens a dark background. When we brought it ...Read More

W
W
Iowa City, IA (Zone 5a) | May 2009 | positive

I planted two of these guys along the front of my (north facing) house. It's a burgundy brick, and the dogwoods just pop against the dark...Read More

I
I
Brookfield, CT | July 2007 | negative

Two of these followed me home from Home Depot last year, I think they were contractor's specials about $15 each. Love them. They remain...Read More

K
Waxhaw (Charlotte), NC (Zone 7b) | July 2005 | positive

Great variegated shrub seen at the Brooklyn Botanical Gardens July 2005

T
St. John's, NL (Zone 5b) | January 2005 | neutral

This plant is a dwarf version of the standard 'silverleaf' dogwood, C. alba 'Elegantissima'. Useful to brighten up a shady area where sp...Read More

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