If you place a willow branch in water, it can sprout roots and get transplanted outside.
Plant Notes: Arguably the most famous willow, the Weeping Willow is actually a non-native species. But never fear, it has lovely native alternatives such as the fast-growing black willow ( S. nigra), native in the Eastern and Central U.S., and the pussy willow ( S. discolor), which grows in the northern and eastern parts of the country. If you place a willow branch in water, it can sprout roots and get transplanted outside.