Hydrangea Merritts supreme 2 gal

Size 2 gallon, 

Hydrangea m. 'Merritt's Supreme'(Mophead Hydrangea - Blue to Purple)

Mophead type with flowers that vary from dark indigo-blue to deep rose-purple depending on soil pH. Foliage has nice yellow fall color. Ht. 4ft. Zone 6