The Striped Tail Scorpion (Vaejovis spinigerus) is yellowish-tan to dark brown with dark stripes on tail underside and typically measures 2–2.5 inches. The striped tail scorpion (Vaejovis spinigerus) is one of the most frequently encountered scorpion species in Arizona and throughout the Sonoran Desert. It gets its name from the distinctive dark stri.

The Striped Tail Scorpion is generally low-risk, but caution is still advised. The sting of the striped tail scorpion produces immediate, localized pain and burning similar to a bee sting. Symptoms typically resolve within a few hours. It is not considered medically significant for healthy adults, though sensitive individuals or those with allergies should seek medical attention.

In Arizona, striped tail scorpions are most often encountered in the following situations: Sightings on the ground near rocks, wood piles, or debris. Glowing green under UV blacklight at night. Occasionally found in shoes or clothing left on the floor. More common in yards with rock landscaping.

The Striped Tail Scorpion is most active during: Year-round; most active April–October. Arizona's warm desert climate can extend activity periods compared to other states, so year-round vigilance is recommended in the Phoenix metro and surrounding areas.

Remove rock piles, wood stacks, and debris from around the home. Keep grass trimmed short. Seal gaps under doors and around ground-level entry points. Reduce insect populations that scorpions feed on.

Perimeter treatments with residual insecticides targeting ground-level harborage areas. Granular insecticide applications around rock landscaping. UV blacklight inspections to locate and remove scorpions.

Yes — like all scorpions, Striped Tail Scorpions fluoresce bright green under UV (blacklight) illumination. Scanning your yard, garage, and home perimeter with a UV flashlight after dark is one of the most effective ways to locate and monitor scorpion activity. Pest Control Bros recommends this technique as part of any scorpion management program.