You know, lady...those should work as advertised. I’ll be very interested in your results; I’m originally from Ohio so we have a similar climate.
If he hangs those bad boys on the south side of your porch, they should do great. Tomatoes are considered a vine. If your space is limited, you might want to make sure he chooses a determinate variety. Lest you end up with a jungle. LOL
Please keep us posted!