Key Points Deadhead hydrangeas early; prune timing depends on whether they bloom on new or old wood.Protect plants with mulch, burlap, or cages in cold climates; move potted hydrangeas indoors below ...
Hydrangeas that bloom on old wood can finish flowering so late in the season that pruning them after they bloom may not leave enough time for them to form flower buds for next year. It’s often best to ...
Pruning hydrangeas at the wrong time can harm next year’s blooms, so it’s best to know your plant type first. Bigleaf and ...
Deadhead hydrangeas early; prune timing depends on whether they bloom on new or old wood. Protect plants with mulch, burlap, or cages in cold climates; move potted hydrangeas indoors below 45°F.