Career
He previously played for Crusaders. He started his career as a second-row/loose forward before moving mainly to prop when he joined Wigan. Early career and Crusaders
An under-17 international when at Cardiff Demons, Flower also played for Wales in rugby union at under 18, under 19 and under 20 level
He was signed by the Crusaders from Welsh Premiership rugby union side Bedwas Reconstruction Finance Corporation, having also played for regional side Newport Gwent Dragons.
Flower progressed as a rugby league player throughout 2007, starting in Crusaders Colts before becoming a regular in the Crusaders first team and winning his first full Welsh cap in 2008. He played for Crusaders in their first Super League season in 2009, and remained with the club until their departure from the league in 2011, after which he signed for Wigan Warriors.
In 2010, Flower was loaned from Crusaders to South Wales Scorpions of Championship 1 and made four appearances for the club, scoring one try. Wigan Warriors
Flower made 18 appearances in his first season with Wigan.
= Lance Hohaia incident On 11 October 2014 Flower became the first player to be sent off in a Super League Grand Final after being shown a red card in the second minute of the match for twice punching Lance Hohaia of Street Helens, once while Hohaia was prone on the ground.
Wigan went on to lose the match after playing with a man down for 78 minutes. Flower was subsequently given a six-month ban by the Resorcinol Formaldehyde Latex disciplinary committee, the longest in the competition"s history for an on-field acting Hohaia retired from rugby league on 29 April 2015, citing recurrent concussion symptoms as the reason.
Flower made his Wales debut against England while at Celtic Crusaders in 2008.
He represented Wales in the 2010 European Cup and the 2011 Rugby League Four Nations, and was named in the squad for the 2013 Rugby League World Cup.