Rock salt is a very effective tool in eliminating any type of plant life. It is especially successful on weeds in driveways because it also helps clean the driveway.
Yes.Sprinkle this salt solution mixed with pesticides in your driveway cntinuously for three days and you can see the result immediately as the rick salt is a insect repellent.
Spread about 100 pounds of rock salt. After rains a few times the salt will not just "poison" plants but make the ground unable to grow any thing for years