New to growers for 2013, this reblooming hydrangea has sepals the size of a palm and lace-cap blooms as big as a dinner plate. The plant flowers on both old and new wood, for beautiful flowers every summer. It’s perfect for mixed borders and foundation plantings. ‘Let’s Dance Diva’ grows to be 2 to 3 feet tall and is hardy to Zones 5 to 9.