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Velvet bean is a vigorous, nitrogen-fixing, bushy or vining, annual plant. The vines will climb anything available and can reach 10 m or more in length. Velvet bean is somewhat drought tolerant and is an excellent green manure or cover crop with ability to suppress weeds and provide generous amounts of organic matter and nitrogen for the soil.

A day-length neutral variety that is less vigorous than the tropical variety but still vines.