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Description
Sorbus Decora, commonly known as showy mountain ash, is a deciduous tree that belongs to the Rosaceae family. It is native to North America and is typically found in the northern United States and Canada. The tree can grow up to 30 feet tall and 25 feet wide, with a rounded shape and dense foliage. It is known for its attractive flowers, fruit, and foliage, making it a popular choice for landscaping.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Rosales |
| Family | Rosaceae |
| Genus | Sorbus |
Appearance
Sorbus Decora has dark green, pinnately compound leaves that are 6-10 inches long. In the fall, the leaves turn shades of yellow, orange, and red. The tree produces clusters of white flowers in the spring, followed by bright red or orange berries in the fall. The bark is gray and smooth when young, but becomes rough and scaly as the tree matures.
Care Guide
Watering: Sorbus Decora prefers moist, well-drained soil. Water the tree regularly during the growing season, and reduce watering in the winter.
Fertilization: Fertilize the tree in the spring with a balanced fertilizer.
Soil: Sorbus Decora prefers slightly acidic soil with a pH between 5.0 and 6.5. The soil should be well-draining and rich in organic matter.
Sunlight: Sorbus Decora prefers full sun to partial shade.
Hardiness Zones: Sorbus Decora is hardy in USDA zones 3-7.
Common Pests & Diseases
Sorbus Decora is susceptible to fire blight, powdery mildew, and apple scab. It may also be attacked by aphids, borers, and sawflies. Regular inspections and prompt treatment with appropriate insecticides or fungicides can help prevent these issues.
Habitat
Sorbus Decora is native to North America and is typically found in moist woodlands, along streams, and in mountainous areas. It prefers cool climates and is commonly found in the northern United States and Canada.
Question and Answer
Q: Is Sorbus Decora a good tree for landscaping?
A: Yes, Sorbus Decora is a popular choice for landscaping because of its attractive flowers, fruit, and foliage.
Q: Does Sorbus Decora require a lot of maintenance?
A: Sorbus Decora requires regular watering and fertilization, as well as inspections for pests and diseases. However, it is generally low-maintenance.
Q: What is the best soil for Sorbus Decora?
A: Sorbus Decora prefers slightly acidic soil that is well-draining and rich in organic matter.
Q: What is the hardiness zone for Sorbus Decora?
A: Sorbus Decora is hardy in USDA zones 3-7.
Related Plants
- Sorbus Americana
- Sorbus Aucuparia
- Sorbus Hupehensis
- Sorbus Intermedia
References
- Clemson Cooperative Extension. (n.d.). Sorbus decora. Retrieved from https://hgic.clemson.edu/factsheet/sorbus-decora/
- Missouri Botanical Garden. (n.d.). Sorbus decora. Retrieved from https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=b602
- United States Department of Agriculture. (n.d.). Sorbus decora Sarg. Retrieved from https://plants.usda.gov/core/profile?symbol=SODE
