Lilacs black on leaves and shriveling up - Ask Extension
Lilacs in yard all turning black on leaves and shriveling up is this now time to take the trees out or heavily prune
Knowledgebase
Lilacs black on leaves and shriveling up #877550
Asked July 16, 2024, 8:24 PM EDT
Lilacs in yard all turning black on leaves and shriveling up is this now time to take the trees out or heavily prune
Hennepin County Minnesota
Expert Response
Thank you for writing.
The brief description sounds like bacterial lilac blight but I cannot be sure.
chrome-extension://efaidnbmnnnibpcajpcglclefindmkaj/http://plantclinic.cornell.edu/factsheets/lilacbacterialblight.pdf
To confirm the diagnosis, you should send a sample to the University Plant Disease Clinic https://pdc.umn.edu/
The brief description sounds like bacterial lilac blight but I cannot be sure.
chrome-extension://efaidnbmnnnibpcajpcglclefindmkaj/http://plantclinic.cornell.edu/factsheets/lilacbacterialblight.pdf
To confirm the diagnosis, you should send a sample to the University Plant Disease Clinic https://pdc.umn.edu/
