Penny Mac

• Penny Mac is a variety of Endless Summer hydrangea that is cold hardy down to USDA zone 5. It is a mophead hydrangea with the dominant flower color of blue. The plant grows to a height of 3 to 4 feet and flowers in the summer and fall. It likes loamy, well-drained soil and part sun.
  
  

Blushing Bride

• If you want a white hydrangea that gradually turns pale pink, choose the Blushing Bride variety of Endless Summer hydrangea. The foliage color is dark green on this mophead hydrangea and the cut flowers will look good on your table. This specimen likes part shade and grows to about 3 1/2 feet tall.
  
  

Twist-n-Shout

• The Twist-n-Shout variety of Endless Summer hydrangea is a repeat bloomer and has either pink blooms or blue depending on your soil pH. It is cold hardy to USDA zone 4 and has red foliage in the fall. It blooms on both old and new wood.