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Description
Ulmus Macrocarpa, commonly known as the Prairie or Large-Fruited Elm, is a deciduous tree that belongs to the Ulmaceae family. It is native to North America and can grow up to 80 feet tall and 60 feet wide. This tree is highly valued for its ornamental beauty and is often used in landscaping and urban forestry.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Rosales |
| Family | Ulmaceae |
| Genus | Ulmus |
Appearance
The Ulmus Macrocarpa has a broad, round canopy that provides dense shade. Its leaves are oval, pointed, and have a rough texture, with a dark green color on top and a light green color on the underside. The tree produces small and inconspicuous flowers in early spring. Its fruit is a round samara that is 1-2 inches in diameter and has a hairy margin.
Care Guide
Ulmus Macrocarpa requires regular watering, especially during hot and dry weather. It prefers well-draining soil that is rich in organic matter. Fertilization is recommended in the early spring to promote healthy growth. The tree thrives in full sun but can tolerate some shade. It is hardy in USDA zones 3-9.
Common Pests & Diseases
Ulmus Macrocarpa is susceptible to Dutch elm disease, which is caused by a fungus and can be fatal to the tree. It can also be affected by elm leaf beetle, aphids, and scale insects. Regular inspection and treatment can help prevent pest and disease problems.
Habitat
Ulmus Macrocarpa is native to North America and can be found in prairies, meadows, and open woodlands. It prefers well-drained soils and can tolerate a wide range of soil types.
Question and Answer
Q: Is Ulmus Macrocarpa a fast-growing tree?
A: No, it is a slow-growing tree that can take several years to reach maturity.
Q: Can Ulmus Macrocarpa tolerate drought?
A: No, it requires regular watering and is not drought-tolerant.
Q: Is Ulmus Macrocarpa a good choice for urban landscaping?
A: Yes, it is highly valued for its ornamental beauty and is often used in urban forestry and landscaping.
Q: Does Ulmus Macrocarpa produce seeds?
A: Yes, it produces small, round samaras that contain seeds.
Related Plants
- Ulmus Americana
- Ulmus Parvifolia
- Ulmus Glabra
- Ulmus Procera
References
- “Ulmus Macrocarpa – Prairie Elm.” The Morton Arboretum. Accessed May 15, 2021. https://www.mortonarb.org/trees-plants/tree-plant-descriptions/prairie-elm.
- “Large-fruited elm (Ulmus macrocarpa).” Minnesota Department of Natural Resources. Accessed May 15, 2021. https://www.dnr.state.mn.us/trees/shrubs/largefruitedelm.html.
- “Ulmus macrocarpa.” Missouri Botanical Garden. Accessed May 15, 2021. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=a684.
