I have had my beach tree for 18 yrs. through the years we have found that when it’s stressed out it produces nuts. This year the leaves are being eaten by something. This tree was $300.00 when we put it in . It recently appraised at 8000.00.
Thanks for your question. Please note that as Toronto Master Gardeners, we answer gardening questions only for those whose gardens are in the city of Toronto. You will see that we highlight this at the top of our website page.
My suggestion would be to to contact the Michigan Master Gardener Group. You will find their link here.