Growths on underside of many leaves on my pear tree?by Grockle11 gardening uk 1 Comment acornvulture 3 hours ago Looks like the fruiting bodies of Pear Rust, a disease caused by a fungus.Write A CommentYou must be logged in to post a comment.
1 Comment
Looks like the fruiting bodies of Pear Rust, a disease caused by a fungus.