Oak Tree Droppings
this past week our red oak trees have these small soft bal-likel fallings…. almost like instead of acorns they are dropping these.. I have never seen this before in the 30 years we have lived here. > > Can you help identify what and why this is happening? > and now I saw this same question in the St Paul Pioneer Press "bulletin board" section of today's paper > Gordy Kircher
Washington County Minnesota galls
They are a type of oak gall and are harmless to the tree. We have been getting many reports of these this year.