Any person who carelessly or negligently sets fire to or burns any grass, brush, leaves, or other combustible matter on any lands so as to cause or allow fire to spread or to be transmitted to the lands or property of another, or to burn or injure the lands or property of another, or who causes the burning to be done or who aids or assists in the burning, is guilty of a misdemeanor and, upon conviction, must be imprisoned for not less than five days nor more than thirty days or be fined not less than twenty-five dollars nor more than two hundred dollars. For a second or subsequent offense the sentence must be imprisonment for not less than thirty days nor more than one year, or a fine of not less than one hundred dollars nor more than five hundred dollars, or both, in the discretion of the court.