Musical experience is appreciated, but even without musical experience, you are welcome to participate.
Different musical levels and tastes make creating and/or singing music together in a (small) group extra challenging. Challenge stimulates creativity!
Try a different instrument than you are used to. Try a different genre than you normally sing or play. Let yourself be inspired more by the natural environment and (weather) conditions than you normally do. Discover how you can express yourself musically with people who are completely different from those you find easy or nice to be around. Try performing in a different place than you are used to, for example, by or on the water or in the woods…