From the source "Encyclopedia of Hydrangeas" C.J. and D.M. Van Gelderen (2004 - Timber Press): A large plant sometimes exceeding 5 feet...Read More, sparsely branched. Flowerheads are large, ray-flowers light pink with white. The fertile flowers are bluish green and contrast well. Sepals large, serrate. Similar, but not identical to 'J.M. Grant', the two are different cultivars. Selected by James M. Grant of Grayswood Hill, U.K., before 1940.
From the source "Encyclopedia of Hydrangeas" C.J. and D.M. Van Gelderen (2004 - Timber Press): A large plant sometimes exceeding 5 feet...Read More