Basil is easy to grow in the garden and if you harvest it right, it will continue to provide fresh leaves for seasoning (and pesto!) for months at a time. Basil is an easy one to add to your vegetable garden!
Continuous harvest lettuce! This is a great method for harvesting lettuce for anyone who puts work into a garden (might as well get the most bang for your buck, right?) but it's an especially good tip for urban gardeners who don't have a lot of space.