a 'Limelight' panicle hydrangea is hardy in USDA zones 3 to 9, while a 'Nikko Blue' bigleaf hydrangea is hardy in zones 6 to 9). This difference affects when buds form. Panicle hydrangeas go ...
One of the keys to bright, healthy hydrangeas is to fertilize them properly each spring. Here's what you should do.
If you're wondering when to prune your hydrangeas, we're here with guidelines for pruning smooth, panicle, oakleaf, bigleaf, ...