YELLOWSTONE ARBORETUM
" Stewards of the Natural Environment "
Billings, Montana @ ZooMontana
Mountain Ash
Catalogue A# 2018-NA WW5
GPS 45D 43' 51" N / 108D 37' 21" W
This 18 inch European mountain ash provides overall benefits of: $66 every year.
Botanical name: Sorbus aucuparia
All Common Names: European Mountain Ash, Rowan,Rowantree, Common Mountainash
Family (English): Rose
Family (Botanic): Rosaceae
Tree or Plant Type: Tree
Native Locale: Non-native
Landscape Uses: Specimen, Shade tree
Size Range: Medium tree (25-40 feet), Small tree (15-25 feet)
Light Exposure: Full sun (6 hrs direct light daily)
Hardiness Zones: Zone 3, Zone 4, Zone 5 , Zone 6
Soil Preference: Acid soil, Moist, well-drained soil
Season of Interest: Mid spring, Late spring, Early summer, Mid summer, Late summer, Early fall
Flower Color & Fragrance: White
Shape or Form: Open, Round
Growth Rate: Moderate
More Information:
Size & form
A small tree, 20 to 40 feet tall and 15 to 25 feet wide.
A short-lived tree, best grown in cool climates.
Tree & Plant Care
Plant in a cool moist location. Does best in full sun but will tolerate some shade.
This tree prefers well-drained, slightly acidic soils.
May be difficult to find in nursery trade,
Disease, pests, and problems
Prone to many insect and disease problems
Borers and cankers are serious problems on stressed trees.
Native geographic location and habitat
Native to northern Europe and Asia
Attracts birds & Butterflies
Flowers attract butterflies and fruit is a favorite of many bird species.
Bark color and texture
Smooth gray bark with white streaks from lenticels. Older bark is slightly rough
CRITIQUE
European mountain ash, or Rowan tree, is a small, 20 to 40 feet tall with white, flat-topped flowers, smooth gray bark, and clusters of bright red, persistent fruits. Native to cooler climates of Europe and Asia, often prone to many insect and disease problems when grown in warm climates. May be difficult to find in nursery trade.
This specimen is non-accessioned. More information and photos are forthcoming.
Location: Waterways-south of waterfowl feeding station on east
Number in accession: 1