There are at least four bands with this name, one is an ethereal post-dreampop band based in Australia, the second is a Canadian band that plays filk and folk music, the third a 70s funk outfit, and the fourth a jazz / pop unit from Latvia:
These are photos from concerts where Dandelion Wine played, so they may be of other bands that played the concert as well.
Dandelion Wine / Plum Green Apr 10, 2021 St Kilda, Victoria, Australia Uploaded by Jellibat
Psyche / Shadenfreude / Dandelion Wine Aug 11, 2007 Fitzroy, Victoria, Australia Uploaded by Jellibat
Dandelion Wine / Winduptoy Sep 7, 2006 Northcote, Victoria, Australia Uploaded by Jellibat