The tomato plants may be fading and the summer squash may have stopped producing, but that doesn’t necessarily mean your vegetable garden is finished for the year. Fall is an opportunity to squeeze another round of food from soil, containers, and garden beds you’ve already paid to prepare. Many cool-season vegetables tolerate frost, mature quickly, and can be grown from inexpensive seed rather than pricey transplants. The trick is choosing crops that have enough time to mature before cold weather substantially slows growth in your area. If you’re looking for a cheap fall harvest, these seven vegetables can make an almost-empty garden productive again.