Friday, May 12, and will feature the Cleddau Chamber Orchestra, the county ensembles and the community choir.
The gates will open at 4.30pm and the music gets underway at 6pm.
Bring own chairs or blankets as this is an outdoor event.
Food will be available throughout the evening, as well as hot and cold drinks.
Tickets can be bought in advance by ringing 01437 775202. £8 for adults, £4 for children and £18 for a family ticket.