Planting display at Caribou Historical Center and Museum, with vintage hand-planting and horse-drawn implements. Open to public 12-4 p.m.; all are welcome.

Perennial Sale at Caribou Public Library, 10 a.m. until all plants are sold. Perennials, annuals, seedlings. To donate, or for more information, call the library at 493-4214. Proceeds benefit literacy, […]

Farmers' market at Riverside Park, 8:30 a.m.-1 p.m. Vegetables, meat, eggs, baked goods and more. Concession available.