The station launched 31 December 2004 at 7:25 am; MediaCorp stated that Lush would focus on "trendsetting" and "new-age contemporary" music, including chill-out and nu jazz.

[2] On 20 August 2009, the station relocated from Caldecott Hill to studios at Orchard Central.

Every week, various guest DJs would be invited on The Lush Mix, which airs on Saturdays from 8pm and repeats on weekdays from 9pm.

After having been Mediacorp's lowest-rated radio station for several years, Lush was shut down on 1 September 2017.

Mediacorp stated that it wanted to concentrate its efforts on its other English-language stations, and that Lush's remit of showcasing local music would be supplanted by the company-wide "Singapore Sounds" initiative.