Mentha longifolia - Hardy, herbaceous perennial herb. 50-90 cms height, by 1 metre width. Full sun to part shade. Prefers moist soil. Peppermint scented foliage. Large light blue, lilac or white flowers, produced in clusters in summer. Flowers are very attractive to bees and butterflies. Arabian mint is a great plant for pots. Frost hardy. Will grow well in most soil types. A medicinal and culinary plant.