Every time you find a floating Jumbleberry during Berry Fest, there’s a chance you’ll be awarded a Goo-Goo Berry. If you feed a Goo-Goo Berry to your pet, you’ll earn a prize! Here’s a look at what you can win, including the Grand Prize: Sour Goo-Goo Berry Seeds:
Drag a pack of Sour Goo-Goo Berry Seeds into an outdoor room to plant them. You’ll want to monitor your plant’s growth each day because when it is fully grown, you can click on it to harvest a Sour Goo-Goo Berry!