Giant flower heads -- a foot across or more -- from early summer to fall. The blooms are pink on alkaline soil, blue on acid soils. Plants grow into sturdily branched, rounded shrubs with the dark green, glossy leaves characteristic of the species. 1 gal. pots. PP 14,527
Hydrangeas are at their best in summer and fall -- quiet time for most woody plants -- and are worth having for that reason alone. Use as specimen plants or mixed borders.