Zach Condon and his band will also play one-off London gig in September
Neutral Milk Hotel, Sharon Van Etten and Kurt Vile are also announced for the Welsh event
Short run includes Zach Condon and co's largest UK show to date
Folk band preview their third album ahead of its August 29 release
'The Rip Tide' is released this summer
New Mexico folk band will play London and Manchester this autumn
Joan As Policewoman and James Yorkston also join Dorset festival bill
US band set to cross Atlantic for shows this August
Bands set to join Flaming Lips at Welsh bash