This can be frustrating for gardeners, anddifficult to troubleshoot.

A few gardening experts offered their thoughts and tips for achieving your best plants yet.

She points out that hydrangeas could struggle because of extreme drought.

closeup of a pink hydrangea

The Spruce / Claire Cohen Bates

Luckily, all of those things can be adjusted.

Want more gardening tips?

Get agood irrigationor sprinkler system in place.

Deep purple and light purple Endless Summer hydrangea flower clusters

The Spruce / Gyscha Rendy

On the flip side, don’t overdo your watering, either.

There’s also a right time to prune anddeadhead your hydrangeas.

Adnan also says rich soil is important, too.

hydrangea bushes

The Spruce / Claire Cohen Bates

Adding a little compost can help on that front.

For beautiful blooms, it can also be useful to apply a slow-release fertilizer.

They can work quickly and you’ll have a sad bunch of hydrangeas before you know it.

blue hydrangeas

The Spruce / Claire Cohen Bates

If you notice issues, take action quickly.

Adnan recommends spacing out your hydrangea shrubs, too, to avoid overcrowding and fungal diseases.

Incrediball hydrangea

The Spruce / Letícia Almeida