The local Texas A&M AgriLife Extension office is hosting its third of four gardening classes this Thursday and a week later.The gardening course with Danielle McElwee begin at 6:30 p.m., this coming Thursday. The final session takes place Oct. 24 at the extension office at 901B South Houston.Call Nicole Singleton at 806-759-8243 to RSVP or for answers to any questions about the class.