Dry ice and soapy water are natural home remedies that kill yellow jackets. Both work best when the nest is partially ...
To get rid of yellow jacket and paper wasp nests it is best to treat them late ... but a piece of root the size of a walnut can kill a cow and a few nibbles can kill a person.
The kind of insecticide needed to kill wasps depends upon whether the nest is above ground or in the ground. In either case, be sure the insecticide is labeled for hornets, wasps, or yellow jackets.