It’s almost summer and that means it’s yellow jacket season! Be on the lookout for any ground wasps nests you find and call Preferred Pest Control if they become a nuisance! Need help with your Yellow Jacket or other types of wasps? Give us a call today! (714) 486-2637 Yellow Jacket Wasps The season for yellow jacket is upon us as yellow jackets are most active from May through October and reach their population peak around late summer. As you might have guessed, yellow jackets get their name from their yellow and black appearance. They have a very thin waist and measure up to 16mm. Yellow jacket wasps are distinguished ...