Black Lily Magnolia | Magnolia liliiflora 'Nigra'A wonderful, floriferous magnolia, 'Nigra' dazzles with its large purple flowers and long, dark green leaves. With a long flowering season from late spring through summer, this magnolia (also known as a Mulan magnolia) makes for a brilliant specimen tree. Growing to just a few metres tall, 'Nigra' is perfect for smaller gardens and can even be grown in a patio container. A recipient of the Royal Horticultural Society's Award of Garden Merit, this