I feel like Tally would hike in her free time, it would be something that would get her stress out and would calm her on a long day.
Tally would be someone to read a book in her free time to advance her knowledge.
I could imagine Tally braiding her hair in her free time as a thing to pass time and to increase her physical appearance. She could also braid her hair before going to work on the cotton farm before she moved to the north.
I feel like Tally would watch baseball in her free time because Cowboy was a fan of the sport and a fairly good player