A Rainbow Trout Fish Pond has a 2% chance to produce 1 Rainbow Shell daily when the population of the pond reaches 9. It can also be gifted by a pet turtle with max friendship. It may also randomly appear at the Traveling Cart for 900–1,500g. ...
How to get a Rainbow Shell in Stardew Valley The easiest way to get a Rainbow Shell in Stardew Valley is to find one on the beach during Summer. During other seasons, it’s possible to buy a Rainbow Shell from the Traveling Cart, or have one spawn from a Rainbow Trout fish pond. Of...