Low-maintenance plants are just the answer for indoor gardeners who travel or are away from home often. If you fall into the category of people who don't have a lot of time to devote to plant care, use this list of nearly foolproof suggestions the next time you go plant shopping. Many of these plants can go up to three weeks without water. Here, the jade plant is a succulent that stores water in its fleshy leaves. Plus, it's easily propagated by placing leaves in the soil.