All plants need water to survive. However, like plants that require more water, there are plants that grow in lack of water. They are the best drought tolerant plants and can live without water for a long time.
Rose of Sharon/Hardy hibiscus Rose of Sharon is a perennial hibiscus for USDA zones 5-8. It blooms in various shades of pink, peach, and red. Individual flowers may not be as large as that of tropical hibiscus, but this hardy relative makes it up by the sheer profusion of the flowers they produce. They keep coming from late spring until the touch of frost kills… [read more]