My leaves on my cherry tree are Turing black and curling up. It does not look like bugs. What do you think it is?
Larimer County Colorado
It's really difficult to say. Are you able to send me pictures? You can email them to me directly at email@example.com
If they are the newest leaves (the youngest leaves), it could be frost damage...we had some very cold nights in early may that has affected many landscape plants. While this article was written a few years ago, it still has some great information: http://www.colostate.edu/Depts/CoopExt/4DMG/Trees/freeze.htm
Here's another good article: http://learningstore.uwex.edu/assets/pdfs/A2508.pdf
Otherwise, please send me photos and I'll see if I can do a better job of diagnosing. If you prefer to speak with a Master Gardener, they staff the office phones MWF from 9am-1pm and can be reached at 970-498-6000.