Quote:
Originally Posted by rohara66
I have one and every year it goes brown and half the leaves fall off... thought I was in the clear this year but nope. Last week it started turning brown again, woo!
It is slow growing that's for sure.
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Could be leaf miner. An insect larva that feeds off the leaves. I had to treat my birch tree this year with a systemic herbicide, as the little #######s were devouring the leaves. If it is leaf miner, get it treated, there is quite the infestation this year with the warm/dry conditions.