This cultivar blooms on new wood, which means the only time you should not prune the Annabelle hydrangeais when new spring growth emerges. In autumn, you can remove th… See more

Annabelle hydrangea is propagated with softwood cuttings taken in the spring. You'll need 3- to 5-inch pots with drainage holes, sandy potting mix, rooting hormone, and sterile clipp… See more

Because Annabelle hydrangea blooms on new growth, only its roots need protection from winter temperatures that dip below 30 degrees Fahrenheit. Maintain a 3-inch layer of wood chi… See more

This smooth hydrangea is vulnerable to the larval form of the leaftier moth, which cocoons in leaves and can cause diminished flowering. When you find distorted fol… See more