Team Sky has announced its provisional line-ups for the spring Classics campaign and the other races in April.

Edvald Boasson Hagen and Juan Antonio Flecha will lead the charge in the cobbled Classics, the Tour of Flanders (April 4) and Paris-Roubaix (April 11).

Bradley Wiggins, who pulled out of the Tour of Catalonia with an upset stomach, returns to action at Flèche Wallonne (April 21) and Liège-Bastogne-Liège (April 25).

Peter Kennaugh, who broke his collarbone in a crash at the Eroica in Italy early in March, is scheduled to return at the Spanish stage race, the Vuelta a Castilla y Leon.

TEAM SKY FOR APRIL
Tour of Flanders
Belgium, April 4
Kurt-Asle Arvesen, Michael Barry, Edvald Boasson Hagen, Juan Antonio Flecha, Mathew Hayman, Ian Stannard, Chris Sutton and Geraint Thomas.

Tour of the Basque Country Spain, April 5-10
Sylvain Calzati, Kjell Carlstrom, Steve Cummings, Chris Froome, Simon Gerrans, Thomas Löfkvist, Serge Pauwels and Nicolas Portal.

Scheldeprijs Belgium, April 7
Arvesen, Barry, Flecha, Hayman, Greg Henderson, Sutton, Ben Swift and Davide Vigano.

Paris-Roubaix France, April 11
Arvesen, Barry, Boasson Hagen, Flecha, Hayman, Stannard, Sutton and Thomas.

De Brabantse Pijl Belgium, April 14
Barry, Carlstrom, Russell Downing, Gerrans, Pauwels, Portal, Sutton and Vigano.

Vuelta a Castilla y Leon Spain, April 14-18
Arvesen, John-Lee Augustyn, Dario Cioni, Cummings, Froome, Peter Kennaugh, Lars-Petter Nordhaug and Morris Possoni.

Amstel Gold Race Netherlands, April 18
Carlstrom, Downing, Gerrans, Hayman, Pauwels, Portal, Swift and Vigano.

Flèche Wallonne Belgium, April 21
Calzati, Carlstrom, Cummings, Gerrans, Löfkvist, Pauwels, Portal and Bradley Wiggins.

Liège-Bastogne-Liège Belgium, April 25
Calzati, Carlstrom, Cummings, Gerrans, Löfkvist, Pauwels, Portal and Wiggins

Tour of Romandy Switzerland, April 27 to May 2
Augustyn, Calzati, Carlstrom, Cioni, Downing, Henderson, Kennaugh.