Should you prune hydrangeas in October? Here's what the experts say

If your hydrangeas are grown in containers, rather than directly in your yard, October is a good time to move them into a ...
AOL

Should You Prune Hydrangeas in the Fall? What to Do Now for Bigger Blooms

New wood blooming hydrangeas can handle shaping now and hard pruning when dormant. Old wood blooming hydrangeas should only be pruned right after blooming. Pruning at the wrong time cuts off future ...
AOL

Is It Too Late to Cut Back Hydrangeas? Everything You Need to Know Before Risking Next Year’s Blooms

New wood hydrangeas can be cut in late fall to early spring; old wood types should only be cut right after blooming. Trimming old wood hydrangeas too late removes next year’s buds, so timing is key to ...
The Courier-Journal

3 reasons your hydrangea won't bloom and when to prune for the best flowers

Hydrangeas not blooming may be due to improper pruning time, winter damage, or too much shade. Bigleaf and oakleaf hydrangeas bloom on old wood, so pruning them in winter removes flower buds. Smooth ...
The Advocate

Hydrangeas may look terrible now, but don't prune them. Their flower buds are already set.

I know this is not the typical time to prune hydrangeas, but because the entire plant looks dead, can I prune it some? Also, do you have any ideas for a very large oak tree that has a lot of mistletoe ...