PRODUCE YOUR OWN PRODUCE!Potatoes need to be dried out first, then planted between January and March.The stems of romaine lettuce will start to sprout roots in water in just 5–10 days.Great to cook with, ginger is also a remedy for stomach pains and colds.Individual coriander stems can't be regrown—make sure you have the roots intact.NASA considers sweet potatoes an essential crop for all future space exploration missions!You can easily regrow scallions both in water and in soil!Don't throw a mango core away—grow an exotic tree instead!Harvesting a whole pineapple may take a few years, but it's such a decorative plant that makes the wait enjoyable!If hard when cut, Jerusalem artichokes can simply be planted directly in soil, no water bath needed!