How Long Do Tent Caterpillar Infestations Last?

How Long Do Tent Caterpillar Infestations Last? How to Kill Tent Worms. Sometimes getting rid of tent caterpillars means killing them. While small infestations can be taken care of by dropping the nests into soapy water, contact insecticides work best for larger populations. Bacillus thuringiensis (Bt) is the most effective. How long do tent worms