what is name of plant and how to care for it

cillaham2

picked this pod up from a National Trust Garden and grew the seeds. what is it called and how do I care for it. the black pods where purple flowers

Hortum-cretae

Nycandra physalodes - "Shoo-fly plant". Not hardy. Sometimes found in bird seed mixes.  Just enjoy it for now. 

H-C

cillaham2

Thank you will  seed again it is different and attractive.