Feeding deer in winter
Good Sunday Morning The natural food for deer is browse (young saplings) grasses and grassland forbes. Deer are opportunistic eaters and survivability does not normally require added feed stuffs from us. The University of Kentucky does not suggest feeding deer. Dan Allen Kenton County Extension Service
Is there any harm to providing a mineral block for them?
I do not know if minerals are necessary. I cannot find any research that indicates mineral supplements enhance antler growth. I have an email sent to our Wildlife Specialist for further information. Please email me at email@example.com and I will share any information from Dr. Springer.