Arizona Walnut
Juglans major
Arizona walnut is the shade tree of Southwestern canyon streams and desert riparian corridors, marking water in arid country. Its small hard nuts sustain squirrels and other wildlife.
- Family
- Juglandaceae
- Type
- tree
- Lifespan
- perennial
- Height
- 30–50 ft
- Spacing
- 30–50 ft apart
- Light
- sun
- Soil moisture
- moist, dry
- Soil pH
- neutral, alkaline
- Bloom
- March, April
- Bloom colors
- yellow, green
- Wildlife value
- songbirds, larval host, mammals
- Caterpillar hosts
- ~129 butterfly & moth species
- Landscape uses
- specimen
- Native states
- AZ, NM, TX