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.
Overwintering hydrangeas can be a challenge, and this autumn maintenance guide helps you know exactly what to do. Proper care depends on both the species of hydrangea you grow along the variety. The ...