Hydrangea Paniculata Plant. White (green to pink to rose) hardiness zones: Most cultivars flower from late summer to autumn.
Deservedly popular, hydrangea paniculata 'grandiflora' or 'peegee' is a large, upright, deciduous shrub or small tree with conical flower panicles, up to 18 in. See above for usda hardiness. Hydrangea paniculata pink lady belongs to treelike shrubs with a lush crown.