There have been at least two artists / groups that use this name.

1) A band from Austin, Texas, USA.
2) The band fronted by Emi Night from Colorado, USA.

1) Based in Austin, TX, Summer Salt blends vibrant yet breezy vocal harmony and colorful elements of 1960s pop, Bossa Nova and jazz.

The group was originally formed around the talents of Matthew Terry (vocalist/guitarist) and Eugene Chung (drummer) during their senior year of high school.