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Description
Sorbus Aucuparia Joseph Rock, commonly known as the rowan tree or mountain ash, is a deciduous tree belonging to the Rosaceae family. It is native to Europe and western Asia and can grow up to 15 meters tall. The tree produces yellow-white flowers in the spring, followed by orange-red berries in the fall. The berries are edible but bitter and are often used to make jams and jellies.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Rosales |
| Family | Rosaceae |
| Genus | Sorbus |
Appearance
The rowan tree has a narrow, upright growth habit and a rounded crown. Its leaves are pinnate and have serrated edges, with a dark green color that turns yellow-orange in the fall. The tree’s bark is smooth and grayish-brown when young, becoming rough and scaly with age. The flowers are small and white-yellow in color, and the berries are orange-red and grow in clusters.
Care Guide
Sorbus Aucuparia Joseph Rock is a hardy tree that requires minimal care. It prefers moist, well-drained soil and full sun exposure, but can tolerate partial shade. Water the tree regularly, especially during dry periods, and fertilize in the spring with a balanced fertilizer. The tree is hardy to USDA zones 3-7.
Common Pests & Diseases
The rowan tree is relatively resistant to pests and diseases. However, it can be susceptible to fire blight, powdery mildew, and apple scab. These diseases can be prevented by maintaining good hygiene and avoiding wet foliage. The tree can also attract aphids and scale insects, which can be controlled with insecticidal soap.
Habitat
Sorbus Aucuparia Joseph Rock is a common tree in Europe and western Asia, growing in a range of habitats including woodlands, hedgerows, and mountain slopes. It is also cultivated as an ornamental tree in gardens and parks.
Question and Answer
Q: Can the berries of the rowan tree be eaten?
A: Yes, the berries are edible but bitter and are often used to make jams and jellies.
Q: What is the hardiness zone for the rowan tree?
A: The tree is hardy to USDA zones 3-7.
Q: What pests and diseases can affect the rowan tree?
A: The tree can be susceptible to fire blight, powdery mildew, and apple scab. It can also attract aphids and scale insects.
Q: Where is the rowan tree native to?
A: The tree is native to Europe and western Asia.
Related Plants
- Sorbus Americana
- Sorbus Aria
- Sorbus Intermedia
- Sorbus Torminalis
References
- “Sorbus aucuparia.” Missouri Botanical Garden.
- “Rowan.” Royal Horticultural Society.
- “Mountain Ash: A Great Tree for Small Spaces.” The Spruce.
