The Q&A Archives: what would be the cause of rust spots on my hydrageneas?

Question: What would be the rust spot on my hydragenas? They are on the leaves and bloom? What is the best way to dry a bloom?

Answer: Janet,

It may be the fungal disease known as rust. Some types of hydrangeas are susceptible to this disease. It can generally be controlled by periodic spraying during the growing season with a product containing chlorthalonil (such as Daconil) which should be available at your local Home Depot.

The following web site shows how to dry hydrangeas:

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