Pee Gee hydrangea (Hydrangea paniculata, which includes varieties such as ‘Limelight’) as well as smooth hydrangea (Hydrangea arborescens, also called seven bark and best known for the variety ...

Cultivars To accentuate desirable traits such as bigger blooms and longer blooming seasons, plant breeders have developed cultivars of native Hydrangea arborescens, such as Annabelle and Incrediball.

These caterpillars are usually found on smooth hydrangeas (H. arborescens) in cooler climates from the North Carolina mountains through Tennessee to North Texas. If you see tiny cottony spots on ...