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Marietta Daisies Garden Club

The Hydrangea When to Prune


One of the most common reasons why your hydrangeas aren’t blooming is pruning at the wrong time. Use the chart below to determine when to best prune the hydrangeas in your garden. Some types should be pruned in late winter, while others should be left alone until after they bloom in the summer.


Hydrangea Type

When to Prune

Where Flowers Appear

Bigleaf (H. macrophylla)

Summer, after flowering

On old growth

Oakleaf (H. quercifolia)

Summer, after flowering

On old growth

Panicle (H. paniculata)

Late winter, before spring growth

On old growth

Smooth (H. arborescens)

Late winter, before spring growth

On old growth

Mountain (H. serrata)

Summer, after flowering

On old growth

Climbing (H. anomala subsp. petiolaris)

Summer, äfter flowering

On old growth


 
 
 

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