Cherry tree leaves

Question

Two new cherry trees planted and now we have leaves with what looks like spidery lines inside the leaf. Leaves turning curled up, holes in leaves and growing has stopped.

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Answer 1

This is damage caused by leaf miner insects. See these articles for help:

https://www.gardeningknowhow.com/plant-problems/pests/insects/leaf-miner-control.htm
http://www.ipm.msu.edu/insects/cherry_leafminer