Purchase Mempho Festival - Sunday tickets for Radians Amphitheater At Memphis Botanic Garden in Memphis, TN, scheduled for Sun, Oct 6, 2024 1:00 pm. With 4 tickets up for grabs, priced between $275.00 to $275.00 and an average price of $275.00, there's an option for every budget. Choose your ideal seat using our handy interactive seating chart.