Eight artists spending a few days in a south Shropshire farmhouse to write songs for the Darwin Song Project.
The artists are Rachael McShane, Stu Hanna, Emily Smith, Chris Wood, Mark Erelli, Krista Detor, Karine Polwart and Jez Lowe.
The concert will be recorded for a CD, and the artists will get together again at the end of August for a performance at the Shrewsbury Folk Festival.