Oakleaf Hydrangea 'Snowflake'

Hydrangea quercifolia

Family
Hydrangeaceae (hy-drain-jee-AY-see-ee)
Genus
Hydrangea (hy-DRAIN-juh)
Species
quercifolia (kwer-se-FOH-lee-uh)
Synonym
Height
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
Spacing
4-6 ft. (1.2-1.8 m)
Hardiness
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)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
Sun Exposure
Sun to Partial Shade
Danger
Parts of plant are poisonous if ingested
Bloom Color
White/Near White
Bloom Time
Late Spring/Early Summer
Mid Summer
Foliage
Deciduous
Provides Winter Interest
Other Details
Other details
Propagation Methods
From softwood cuttings
From semi-hardwood cuttings
From hardwood cuttings
From seed; sow indoors before last frost
By serpentine layering
Seed Collecting
Allow pods to dry on plant; break open to collect seeds
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Soil pH requirements
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
Patent Information
Non-patented
Foliage Color
Bloom Characteristics
Flowers are good for cutting
Flowers are good for drying and preserving
Water Requirements
Average Water Needs; Water regularly; do not overwater
Where to Grow
Regional

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

Florence, Alabama

Pinson, Alabama

Brookfield, Connecticut

Westport, Connecticut

Beverly Hills, Florida

Hayden, Idaho

Elgin, Illinois

Bordelonville, Louisiana

New Orleans, Louisiana

Dearborn, Michigan

Brick, New Jersey

Mount Laurel, New Jersey

Himrod, New York

Apex, North Carolina

Burlington, North Carolina

Cincinnati, Ohio

Norman, Oklahoma

Derry, Pennsylvania

Lansdowne, Pennsylvania

Philadelphia, Pennsylvania

Fort Worth, Texas

Nacogdoches, Texas

Seattle, Washington

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Gardener's Notes:

3
positives
2
neutrals
0
negative
Sort By:
Sort By:
P
P
Dearborn, MI (Zone 5b) | September 2017 | neutral

Beautiful shrub in my opinion but watch out for root rot. Mine died after only three years.

D
D
Derry, PA (Zone 5b) | September 2013 | neutral

I am in PA zone 5, This plant looked stunning this spring and summer till we got some heavy rains. Then all the flowers laid on the groun...Read More

I
I
Brookfield, CT | July 2008 | positive

This is a stunner - not usually a fan of double flowers, but these are gorgeous and unique.

Several years of no flowers ...Read More

L
Ithaca, NY (Zone 5b) | December 2004 | positive

According to the authors of "Encyclopedia of Hydrangeas" C.J. and D.M. Van Gelderen (2004 - Timber Press).

Actual cultivar...Read More

C
Norman, OK | April 2003 | positive

This has been one of the easiest and most productive plants I have ever used. I purchased 5 small one gallon plants 5 years ago from a l...Read More

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