Pats from Nj writes
Yellow jackets in concrete steps and cannot see nest. Spray useless as they are probably far from crack
Yes, we would highly recommend to apply Tempo 1% Dust to that area where you think the nest is. The adults will carry the dust into the larvae. We also recommend to use a duster like the Long Shot Puffer Duster.
Answer last updated on: 07/26/2016