(Question)
Please help me identify this beautiful plant I purchased recently at the TBG Plant Sale. thank you
(Answer)
I am sorry that your plant was not labelled. Although it is not possible to know for sure, your plant looks as though it might be Geranium phaeum “Samobor”.
Here is a link:
https://www.paghat.com/cranesbillsamobor.html
You might confirm by asking if the TBG had that plant for sale.