what is a rue
What Are Rue Plants Used for? The rue plant (Ruta graveolens), also known as Ave-grace, garden rue and herb of grace, is part of the Rutacaea plant family. Rue is a perennial herb or small shrub with a strong odor that blooms tiny, greenish-yellow flowers and is native to Southern Europe. Rue has been used throughout history for a variety of reasons, and today it is still a useful herb to have in your garden.