Posted by Newt on April 10, 2003 at 07:12:49:
In Reply to: spring pruning mums & hydrangea posted by Laurie on March 26, 2003 at 11:51:26:
: WHEN AND HOW MUCH
When mums are 12" tall, cut in half. Pinch until July 4th.
For hydrangeas, it depends on which one(s) you have. See this site.