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Showy Mountain Ash Trees: A Guide for Beginners
What are Showy Mountain Ash Trees?
Showy mountain ash trees (Sorbus decora) are small, ornamental trees native to North America. They are known for their profuse flowering, attractive berries, and stunning fall display. Growing showy mountain ash trees is not difficult, especially if you live in a cooler climate.
Growing Showy Mountain Ash Trees
- Climate: Showy mountain ash trees require a cool climate and thrive in USDA plant hardiness zones 2 through 5.
- Sunlight: These trees need full sun to grow well.
- Soil: Showy mountain ash trees prefer well-drained soil that is free of pollution, drought, heated areas, compacted soil, salt, and flooding.
- Planting: When planting a showy mountain ash tree, dig a hole that is twice as wide as the root ball and just as deep. Place the tree in the hole and backfill with soil, tamping down gently to remove any air pockets. Water the tree deeply and regularly, especially during the first year after planting.
- Watering: Showy mountain ash trees need regular irrigation, especially during the year or so after transplant.
- Fertilizing: Never fertilize showy mountain ash trees. Fertilizer is generally not recommended for any native trees.
- Pruning: Showy mountain ash trees do not require much pruning, but you can remove any dead or diseased branches as needed.
Showy Mountain Ash Tree Care
- Pests: Although mountain ash trees are not attacked by the emerald ash borer, they can get fire blight disease. Look for help if the branch tips suddenly turn black and droop.
- Diseases: Fire blight disease is a serious bacterial disease that can kill showy mountain ash trees. It is important to remove any infected branches as soon as possible and to disinfect your pruning tools to prevent the spread of the disease.
- Other Care: Keep an eye out for other pests and diseases that may affect showy mountain ash trees. Take steps to control these pests and diseases as necessary.
Benefits of Showy Mountain Ash Trees
- Ornamental value: Showy mountain ash trees are beautiful trees that add interest to any landscape. Their white flowers, bright berries, and fall foliage make them a standout in any garden.
- Wildlife value: The berries of showy mountain ash trees are a food source for many types of birds and mammals, including humans.
- Environmental benefits: Showy mountain ash trees help to clean the air and water, and they provide habitat for wildlife.
Conclusion
Showy mountain ash trees are a beautiful and easy-to-grow addition to any landscape. With their showy flowers, attractive berries, and stunning fall display, these trees are sure to add beauty and interest to your yard for years to come.
