Spirea 'Snowmound'

Spiraeanipponica

Family
Rosaceae (ro-ZAY-see-ee)
Genus
Spiraea (spy-REE-ah)
Species
nipponica (nip-PON-ih-kuh)
Synonym
Spiraea nipponica var. tosaensis
Sun Exposure
Full Sun
Foliage
Deciduous
Smooth
Height
4-6 ft. (1.2-1.8 m)
Spacing
4-6 ft. (1.2-1.8 m)
Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
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 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
Bloom Color
White/Near White
Bloom Time
Late Spring/Early Summer
Mid Summer
Other Details
Category
Shrubs
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Can be grown as an annual
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Propagation Methods
From hardwood cuttings
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:

Susanville, California

Amston, Connecticut

Glastonbury, Connecticut

Chicago, Illinois

Edwardsville, Illinois

Glenview, Illinois

Lebanon, Illinois

Niles, Illinois

Wheaton, Illinois

Loreto, Marche

Hallam, Nebraska

Hillsboro, New Hampshire

New York City, New York

Ontario, New York

Warwick, New York

Raleigh, North Carolina

Cincinnati, Ohio

Tulsa, Oklahoma

Bend, Oregon

Harrisburg, Pennsylvania

Lansdowne, Pennsylvania

Abilene, Texas

Huffman, Texas

Arlington, Virginia

Milwaukee, Wisconsin

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Featured Videos

Gardener's Notes:

2
positives
0
neutral
1
negative
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R
Downingtown, PA | August 2015 | negative

This was planted a lot in the Chicago area in the 1980's through the 90's. It still is somewhat commonly planted. I use to see lots of wi...Read More

E
E
Amston, CT (Zone 6b) | May 2010 | positive

I bought a tiny Japanese shrub in a 3" pot years and years ago at Comstock & Ferre in Wethersfield, CT -- I completely forgot the name of...Read More

C
Deering, NH (Zone 4b) | June 2007 | positive

This is a carefree hardy shrub. After 4 years, I have never had a problem with pests or diseases and have never had to lift a finger to m...Read More

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