We have a mountain ash in our backyard that is bursting with berries this year!  Dozens of bright orange clusters heavily weigh down the limbs of our little tree.  The branches are literally drooping, almost touching the ground.  Last year the entire tree produced only one berry cluster so you can imagine my excitement this summer.  Our little tree is flourishing! I wonder though…is there a point where that tree might be producing too many berries for its own good?  As I thought more  ...