This is a paid asset, but now you can download 2D Leaves for FREE, but please remember this package is provided only for learning purposes or to be able to test before buying the product, NOT FOR COMMERCIAL PURPOSES.
Detail this asset from Unity Store: Original Link
2D Leaves v1.1
This is a set of 10 seamlessly looped animations of leaves. Can be used for particle systems or for other game purposes.
– 10 seamlessly animated rotating leaves.
– Spritesheets and separate frames.
– size about 160×160 pixels 30 frames. PNG 32 bit with alpha channel.
Ready to use. Prefabs created.
To see animations just press “Play”.