Knowledgebase
autumn purple ash tree blooms #869450
Asked May 21, 2024, 12:53 PM EDT
Boulder County Colorado
Expert Response
Sounds like your tree might have flower galls. These galls are usually cosmetic and do not harm your tree. You can remove them. Please refer to this ask extension question which discusses the flower gall and includes photos: https://ask2.extension.org/kb/faq.php?id=802743
Boulder County Master Gardeners