Mentha x piperita f.citrata - Hardy perennial herb. Full sun to part shade, but best with some shade. 45-60 cms height, 60 cms width. Fragrance and flavour of basil. Lilac coloured flowers produced in summer. An excellent culinary herb. Can be used fresh or dried, cooked or raw. An excellent basil substitute when making pesto. A tea can be made from the leaves. A medicinal herb, used internally and externally. Leaves can be harvested as needed. Prefers a moist soil. An attractive upright growth habit.. Can be an invasive plant, but will grow well in pots. Insect repellent.