Flowering in May and June, Melittis 'Royal Velvet Distinction' is a woodland perennial with beautiful flowers. They are orchid like, with white petals and pinky purple throats. Melittis, sometimes known as 'Bastard Balm', is a great plant for shady borders in woodland and wildlife friendly gardens. Part of the Mint family, in the wild they grow in the undercanopy of forests, where there is limited sunlight. Height: 70cm (28). Spread: 50cm (20).