You have 2 options 👇 💚To ripen green tomatoes before the growing season ends you can do one or both of these things: 1. Pick the green fruit before your first frost date and let it ripen indoors in a dark drawer or brown paper bag (put a banana or apple inside to speed up ripening). The fruit releases ethylene gas that helps speed up the ripening process. 2. Top off the plants and pull back on watering. By pruning your tomatoes plants and topping off the main stem you will encourage faster rip