“I have a 7-year-old oakleaf hydrangea in a shaded location. It grows a lot of healthy foliage that I have to prune regularly, but my hydrangea is not blooming. It bloomed only once or twice. Why do ...

There was a lot of hype about 'Endless Summer' hydrangeas when they were introduced 20 years ago. Here was a hydrangea that bloomed all summer long on both old and new growth. That "old and new" ...