Contents
Description
Juglans Major, commonly known as Arizona walnut, is a deciduous tree that belongs to the Juglandaceae family. It is native to the southwestern United States and northern Mexico. This tree can grow up to 50 feet tall and 40 feet wide, with a trunk diameter of up to 2 feet. Juglans Major has a broad, spreading crown and a thick, rough bark that can be gray or black. It produces edible nuts that are a common food source for wildlife and humans.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Fagales |
| Family | Juglandaceae |
| Genus | Juglans |
Appearance
The leaves of Juglans Major are compound and pinnate, with 11 to 19 leaflets that are lance-shaped and up to 8 inches long. The leaves are dark green in color and turn yellow in the fall. The flowers are greenish-yellow and appear in the spring before the leaves. The fruit is a round, green husk that encloses a hard, ridged nut. The nut is edible and has a sweet, rich flavor.
Care Guide
Juglans Major requires moderate watering, especially during hot and dry periods. It prefers well-draining soil that is slightly acidic. Fertilize in the spring with a balanced fertilizer. This tree can tolerate full sun to partial shade and can grow in hardiness zones 7 to 9.
Common Pests & Diseases
Juglans Major is susceptible to a number of pests and diseases, including walnut caterpillars, aphids, and leaf spot. It is also susceptible to root rot and canker. To prevent these issues, make sure to keep the tree healthy with proper watering and fertilization, and prune any diseased or damaged branches.
Habitat
Juglans Major is commonly found in riparian areas, canyons, and foothills. It prefers well-draining soil and can tolerate hot and dry conditions. This tree is often used in landscaping and as a source of food for wildlife and humans.
Question and Answer
Q: Is Juglans Major a deciduous tree?
A: Yes, Juglans Major is a deciduous tree that loses its leaves in the fall.
Q: Can Juglans Major be grown in containers?
A: While possible, Juglans Major is not well-suited for container growing as it can grow quite large.
Q: How often should I water Juglans Major?
A: Juglans Major requires moderate watering, especially during hot and dry periods.
Q: Can the nuts of Juglans Major be eaten?
A: Yes, the nuts of Juglans Major are edible and have a sweet, rich flavor.
Related Plants
- Juglans regia
- Juglans nigra
- Juglans cinerea
- Juglans californica
References
- “Juglans Major.” The Morton Arboretum. https://www.mortonarb.org/trees-plants/tree-plant-descriptions/arizona-walnut
- “Juglans Major.” University of Arizona. https://cals.arizona.edu/yavapaiplants/SpeciesDetail.php?genus=Juglans&species=major
- “Juglans Major.” USDA Plants Database. https://plants.usda.gov/core/profile?symbol=JUMA4
