Pick mature green tomatoes before frost
Remove any damaged or diseased fruit
Keep tomatoes dry and unwashed
Place them in a single layer in a cardboard box, paper bag, or shallow tray
Add a ripe banana or apple to speed ripening
Store at room temperature
Keep them out of direct sunlight
Check daily and remove any ripened tomatoes
Remove any tomatoes showing mold or rot
For slower ripening, store without ethylene-producing fruit
For faster ripening, wrap each tomato in newspaper or paper
Avoid refrigeration until fully ripe
Use ripened tomatoes promptly