you can put these on the table around your centerpieces. either use mason jars or another kind of jar. the mason jar is more rustic, using the epsom salt as snow though is a cute idea. easy and cheap too. rustic winter wedding idea - Epsom salts as snow
Lights could also just go from one side of the house to a central thing over the table. Like if I make a chandelier thing, that can be where they are gathered in. We'll see what looks easiest with the house.