
Exciting Leadership Update at Tree New Mexico
January 14, 2026
Alligator Juniper ©Brandt Magic
Scientific name: Juniperus deppeana
Description: Alligator juniper is a medium to large evergreen tree native to northern Mexico and the southwestern United States (Arizona, New Mexico, and western Texas. The bark is very distinctive, forming hard, dark gray-brown, cracked square plates resembling alligator skin. It is sometimes multi-stemmed and grows quickly. It is highly adaptable to dry, sunny, and hot locations.
Size: Can grow up to 20-50 feet tall and 20-30 feet wide
Caution: Susceptible to Aphids, Beetle Borers, Spider Mites, Armillaria, Root Rot, and Rust.
Leaf: Evergreen, Conifer.
Fruit: Berrylike cones (technically not a fruit but referred to as berries) are green when young and mature to an orange-brown with a whitish waxy bloom.
Flowers: Inconspicuous, blooming from January to March. Pollen cones are cream to brownish in color.
Bark: Forms hard, dark gray-brown, cracked square plates resembling alligator skin.
Form: Broadly pyramidal or round-topped crown shape. Deep-green to blue-green foliage.
Climate-Readiness: Recommended for planting in USDA Zones 7B to 9B.
Soils: Thrives in well-draining soil with a pH level between 6.0 and 7.0. Sandy loam and gravelly soil are ideal for preventing root rot and ensuring optimal growth.
Management/Care: Water deeply but infrequently. They are drought-tolerant but benefit from occasional watering, especially in the first few years. Allow the soil to dry between waterings.
- Alligator Juniper ©Aidan Hendrickson
- Alligator Juniper ©Aidan Hendrickson
- Alligator Juniper ©Aidan Hendrickson
- Alligator Juniper ©Aidan Hendrickson
- Alligator Juniper ©Aidan Hendrickson
- Alligator Juniper ©Aidan Hendrickson










