It’s time to step up your gardening game, and I don’t mean that you need to start planting plain ol’ cherry blossom trees and boring yellow sunflowers—you want some originality in your personal flower patch, don’t you? Give your backyard an out of this world treatment (literally) with night sky petunias, also known as galaxy flowers.

These plants aren’t just regular purple and blue petunias—they’re speckled with white dots that give them the appearance of a starry night, and no two night sky petunias are alike. They’re a surefire way to give your backyard garden the cosmic spark it needs.

Growing these celestial blooms can be a bit tricky, though—their patterns change according to the temperatures they’re planted in, so you’ll have to pay close attention to their environment.

Read more: