LANSING, Mich. State officials are reminding Michigan residents as the summer camping season begins not to transport or move firewood because doing so can spread invasive species to other locations. Michigans Department of Agriculture and Rural Development says new infestations of invasive pests or diseases pose a serious threat to the states agriculture, forests and the environment. Invasive species can hide in or on firewood. Officials said that infestations of invasive species or diseases can destroy forests, lower property values and be costly to control. READ: DNR: Camping in Michigan state parks, recreation areas will resume June 22