Yep I get self seeded ones too and sometimes, just sometimes the original plant makes it through the wintet in my grrenhose if the winter is mild. I found small tomatoes on te soil surface in the Spring whenI went in to start tidying and they were still edible, they were from Sunold foliage I pulled out of the pots in late Novemeber and keft in there. The plants were still growing when I pulled them out but I wanted to clean up a bit