No matter what type of hydrangea you are growing, there is a long list of diseases that could potentially threaten them. Whether it be fungal or bacterial problems, all parts of the hydrangea can be ...

Brown spots on hydrangea leaves and flowers are rarely fatal to hydrangea plants. However, these unsightly blemishes can impact the look of your hydrangeas and they may signal that your plants are ...

Holes in hydrangea leaves are usually caused by pests like beetles, caterpillars, slugs, or aphids—use a hand lens to ID the culprit. Deer or rabbits leave torn leaves, while fungal diseases or heat ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Leaf spot - Hydrangea quercifolia Q • What are the black spots appearing on my hydrangea leaves? The black spots on your ...

This is the time of year we can enjoy our gorgeous hydrangeas. The University of Illinois Plant Clinic has noted some recent hydrangea problems, and I thought I would share those with you. The first ...

Q: My hydrangea didn't bloom this past spring, even though I water and fertilize them regularly. What might the problem be? Will pruning help? Jean, Tulsa A: The cause for hydrangeas not blooming is ...