sprout - any new growth of a plant such as a new branch or a bud
sprout - a newly grown bud (especially from a germinating seed)
sprout, stock - put forth and grow sprouts or shoots
Example:- the plant sprouted early this year
bourgeon, burgeon forth, germinate, pullulate, shoot, sprout, spud - produce buds, branches, or germinate
Example:- the potatoes sprouted