Sorbus Species, European Mountain Ash, Rowanberry, Rowan

Sorbusaucuparia

Family
Rosaceae (ro-ZAY-see-ee)
Genus
Sorbus (sor-bus)
Species
aucuparia (awk-yoo-PAR-ee-uh)
Synonym
Sun Exposure
Sun to Partial Shade
Foliage
Grown for foliage
Deciduous
Smooth
Height
over 40 ft. (12 m)
Spacing
20-30 ft. (6-9 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 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)
USDA Zone 9b: to -3.8 °C (25 °F)
Danger
Pollen may cause allergic reaction
Bloom Color
White/Near White
Bloom Time
Mid Spring
Late Spring/Early Summer
Other Details
Category
Trees
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
From softwood cuttings
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
By grafting
By budding
Seed Collecting
Allow unblemished fruit to ripen; clean and dry seeds
Regional

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

Punta Gorda, Florida

Glen Ellyn, Illinois

Isle, Minnesota

Bend, Oregon

Lake Oswego, Oregon

Glenmoore, Pennsylvania

Vancouver, Washington

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Gardener's Notes:

3
positives
2
neutrals
0
negative
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J
| January 2019 | positive

I have some of these as bonsai - for which they are eminently suitable.

This is a group: [...Read More

R
Downingtown, PA | January 2014 | neutral

This species used to be somewhat commonly planted in the Chicago, IL, region in the 1950's into the 1970's, in USDA zone 5a. It was a pre...Read More

M
M
| May 2004 | positive

The tree is subject to having a ring cluster of eggs that encircle a branch once hatched could create problems. Where possible remove by ...Read More

C
C
(Zone 11) | February 2003 | positive

Myths: in the dairy, butter churns and other objects coming into contact with milk, were sometimes made of rowan wood, supposedly to prev...Read More

B
B
Baa
| October 2001 | neutral

A conical shaped tree native to Europe and Asia.

Has pinnate, mid-dark green, toothed, lance shaped leaves which have red ...Read More

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