Western New Yorkers should watch for signs of oak wilt and Asian longhorned beetles (ALB), two invasive dangers to trees. Neither has been found yet in Western New York, but if either is here, early detection could help stop the spread. You might also begin to notice tar spot, which is common on maples here. It’s ugly, but doesn’t damage the tree. Oak wilt Leaves from a tree infected with oak wilt disease may brown from the outside of the…
