Seventh annual Quarry Farm Jam set for Sept. 11 Quarry Farm Jam: 6-9 p.m., Quarry Farm Nature Preserve and Conservation Farm, Seitz Family Pavilion, just north of 14321 Road 7L, Pandora. Free. PANDORA — The Quarry Farm Nature Preserve and Conservation Farm will host its seventh annual Quarry Farm Jam from 6 to 9 p.m. Saturday, Sept. 11, at the Seitz Family Pavilion, just north of 14321 Road 7L, Pandora. Whether you play an instrument like a virtuoso, just like to pretend or sing along or listen, spend a sweet late summer evening with music under the big red roof alongside calls from the nature preserve. Bring your own chair. Refreshments will be available.