Towering stems of extraordinary maroon45black satiny flowers with pale contrasting eyes hollyhock nigra is real attention grabber with its dramatic stature and dark blooms that make sensational cut flowers this well45loved cottage garden perennial is ideal for adding splendour and architecture to the back of sunny borders height 200cm 40793441 spread 60cm 40243441culinary information try crystallising the flowers for a tasty cake decoration or use them to mak