"Flower" was written by Minogue and Steve Anderson from Brothers in Rhythm for her tenth studio album X (2007).

"[6] Musically, "Flower" is a pop ballad[1][7] song, which features instrumentation of pianos, violins, drums and an acoustic guitar.

[12] Bradley Stern from Muumuse said "It’s gorgeous, and as I’ve said before, Kylie’s most vulnerable moment in years.

"[13] He also noted that due to its low-promoted release, he said the song is "all strictly for the fans of course, but beautiful nonetheless.

"[13] Jared from AllureofSound was very positive, awarding it 5 out of 5 stars and said "[Flower] is without a doubt one of Kylie’s greatest moments.

[15] However, when The Abbey Road Sessions was released, the song charted at number ninety-six on 4 November 2012.

The song peaked at number thirty-one and thirty seven on the Ultratip Belgium Singles Chart (both Flanders and Wallonia).

It was released on 25 September 2012 on YouTube as part of Minogue's 'K25' celebrations where her Twitter followers had to unlock the video by tweeting the hashtag '#KylieFlower' 25,000 times.

[18] "Flower" was originally heard and performed in the set list for the KylieX2008 Tour, followed by a ballad version of the song, "I Believe in You", and then featured on the live DVD.