Sorbus aucuparia
Rowan
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Rowan (Sorbus aucuparia) - Description
Sorbus aucuparia, commonly called rowan and mountain-ash, is a species of deciduous tree or shrub in the rose family. It is a highly variable species, and botanists have used different definitions of the species to include or exclude trees native to certain areas; a recent definition includes trees native to most of Europe and parts of Asia, as well as northern Africa.
Rowan (Sorbus aucuparia) - Blooming
In late spring, 3-inch, lacy clusters of white flowers bloom above the foliage followed by white, yellow, orange, red, or brown berries. S. aria flourishes in dry, and alkaline or acidic soil.
Rowan (Sorbus aucuparia) - Growth
Deciduous trees and shrubs. Leaves are variable, from compound to simple. Has showy small red fruits in clusters in summer to late fall. Tree needs winter chill. Grows best in full sun or light shade. Tolerates atmospheric pollution. Trees work well in a small garden, wild or woodland.
Rowan (Sorbus aucuparia) - Planting
Propagate from the seed. Sow in fall in containers in a cold frame (for protection and to ensure hardiness). Can also propagate from greenwood cuttings, but it will take a while for some plants to root.
Rowan (Sorbus aucuparia) - Pest
Sawfly, borers, scale insects, and aphids. Sorbus is also prone to fireblight, powdery mildew, dieback, wood rot, and anthracnose.
Rowan (Sorbus aucuparia) - Interesting facts
Sorbus is cultivated for its leaves that often color nicely in fall. Raw fruits are slightly toxic, but cooking makes them edible.
Rowan (Sorbus aucuparia) - Soil and irrigation
Moist, well-drained acidic to alkaline soil. Keep roots moist and cool.
