Nettles and Dock. It is a strange fact that the juice of the Nettle proves an antidote for its own sting, and being applied will afford instant relief: the juice of the Dock, which is usually found in close proximity to the Nettle, has the same beneficial action. 'Nettle in, dock out. Dock rub nettle out!' is an old rhyme. { 1/30 sec, f18.0}