Hydrangea mac. Let's Dance® Blue Jangles® (Let's Dance® Blue Jangles® Reblooming hydrangea)The only truly compact reblooming hydrangea Blooms on old wood and new wood Flowers over a longer period Continuous bloom Salt tolerant The reblooming hydrangea that really does! Let's Dance Blue Jangles is a big leaf hydrangea that blooms on both old and new wood, with a tight, compact habit that is unusual among reblooming hydrangeas. Large, full flower heads will readily go heavenly blue in acid soils; in alkaline soils, they'll be vivid pink. This