Classic experiments suggested that a floral stimulus, florigen, could move across a graft from an induced plant to a non-induced plant and trigger flowering. Recent evidence using Arabidopsis has shown that florigen is probably

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Recent evidence using Arabidopsis suggests that florigen is a protein synthesized in leaves that travels to the shoot apical meristems and initiates flowering. This protein is called FT (Flowering Locus T) and is part of a larger signaling network that involves other genes and proteins.

Classic Experiments Suggested That a Floral Stimulus, Florigen, Could Move