HAZARDOUS BITE/Spiders & Scorpions
Western Black Widow
Latrodectus hesperus
Highly venomous spider favoring dark, undisturbed locations like water meter boxes, garage corners, patio furniture, and crawlspaces.
Warning Signs In Your Home
- Irregular, chaotic, high-tensile tangled cobwebs near ground level
- Cream-colored papery egg sacs suspended in webs
- Hiding inside outdoor equipment, shoes, and woodpiles
Physical Identification Keys
- Shiny pitch-black spherical abdomen
- Distinct red or orange hourglass pattern on the underside
- Leg span of 1.5 inches
How we treat it
Treatment & Prevention
Complete web knockdown, perimeter micro-encapsulated barrier spray, and crack-and-crevice residual treatments.
Seasonal peak in the Inland Empire and North County: Active spring through late autumn across Southern California.
Think You Have Western Black Widow?
Book an inspection and we’ll give you an estimate based on what we find.