Pom45pom flowers of purest white smother this beautiful deciduous shrub from midsummer through to autumn hydrangea macrophylla 39soeur thrse39 has large dark green leaves which contrast wonderfully with the white flowers happy in sun or dappled shade hydrangea 39soeur thrse39 is excellent for lighting up woodland gardens borders cottage gardens and patio containers and is perfect for small gardens hydrangea flowers are also superb for cutting height and spread 15m 4