
Community identification
Palo Verde Root Borer
Derobrachus hovorei
- Order & Family
- Order: Coleoptera; Family: Cerambycidae
- Size
- 3 to 4 inches (75 to 100 mm) in length
Natural Habitat
Found primarily in the Southwestern United States and Mexico, inhabiting desert and semi-desert urban areas with trees like Palo Verde, Citrus, and Cottonwood.
Diet & Feeding
Larvae feed on the roots of trees and shrubs; adults usually do not eat and focus on mating, though they may consume nectar or fruit occasionally.
Behavior Patterns
Active during the summer monsoon season; adults are nocturnal and attracted to lights. They are clumsy flyers and stay on the ground during the day. Larvae can live underground for up to 3 years before emerging.
Risks & Benefits
They have powerful mandibles and can deliver a painful bite if handled, but they are not venomous. Benefits include aiding in natural decomposition, though their larvae can weaken or kill stressed trees.