It's difficult to tell without a closer view of the flowers and leaves but the dark purple flowers behind the Petunias remind me of Angelonia (Angelonia angustifolia)
~ I'm an old gal who still loves playing in the dirt!
~ Playing in the dirt is my therapy ... and I'm in therapy a lot!
Name: Suzanne/Sue Sebastopol, CA (Zone 9a) Sunset Zone 15
Angelonia was my first thought too and I also Googled the image and it was pinned on Pinterest and labeled as Proven Winners Supertunia Bordeaux and Angelface Blue Angelonia https://www.pinterest.com/pin/...