Spiraea, Birch-leaf Spirea 'Tor'

Spiraeabetulifolia

Family
Rosaceae (ro-ZAY-see-ee)
Genus
Spiraea (spy-REE-ah)
Species
betulifolia (bet-yoo-lee-FOH-lee-uh)
Synonym
Sun Exposure
Full Sun
Foliage
Deciduous
Height
24-36 in. (60-90 cm)
Spacing
24-36 in. (60-90 cm)
Hardiness
USDA Zone 2a: to -45.5 °C (-50 °F)
USDA Zone 2b: to -42.7 °C (-45 °F)
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)
Danger
N/A
Bloom Color
White/Near White
Bloom Time
Mid Summer
Other Details
Category
Shrubs
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Chartreuse/Yellow
Burgundy/Maroon
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
By dividing the rootball
From softwood cuttings
From hardwood cuttings
By simple layering
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:

Hinsdale, Illinois

Plainfield, Illinois

Hopkins, Minnesota

Abington, Pennsylvania

Morton, Pennsylvania

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Gardener's Notes:

2
positives
0
neutral
0
negative
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P
Philadelphia Suburbs, PA (Zone 7a) | June 2017 | positive

Interesting compact shrub with attractive bluish-green foliage in spring and summer. Foliage turns shades of orange, yellow, red and purp...Read More

M
Hopkins, MN (Zone 4a) | June 2013 | positive

Planted a couple of these last summer. All are doing well and have very attractive foliage. I am anxious to see them bloom.

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