How can I effectively get rid of grub worms in potted plants?

To effectively get rid of grub worms in potted plants, you can use beneficial nematodes or insecticidal soap. Beneficial nematodes are microscopic organisms that can kill grub worms without harming the plants. Insecticidal soap can also be effective in controlling grub worms. Apply these treatments according to the instructions on the product packaging for best results.