While Bay Area summers can tend toward mild and foggy, stone fruit brings a ray of sweet sunshine to the summer farmers market, in a rainbow of colors and flavors.

Since most stone fruit varieties have a brief harvest window, each week brings new surprises, with favorites like Rainier cherries, O’Henry peaches, and Flavor Grenade pluots making cameos at the farmers market. Here’s a quick guide to stone fruit you can look forward to throughout the season.