It isn't frost damage. It is a leaf spot fungus. There are many variations of leaf spot but it appears yours is one of the most common, where you have a light brown spot surrounded by a dark halo.
It isn't frost damage. It is a leaf spot fungus. There are many variations of leaf spot but it appears yours is one of the most common, where you have a light brown spot surrounded by a dark halo.
Want to reply to this thread or ask your own question?
You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.