Silver Dead Nettle. Below are all possible answers to this clue ordered by its rank. This low growing cliff hanger® plant will form a trailing mat of foliage and is a good selection for rock walls and containers.
It can be seriously invasive in some regions. The rhs award of garden merit (agm) helps gardeners choose the best plants for their garden. Despite its humble appearance, dead nettle is a valuable wild edible and medicinal.