The utility model discloses a luminous caulking strips and stair tread, its luminous caulking strips includes: the transparent plate, a concave at least recess and the at least special -shaped grooveof being equipped with of transparent plate, special -shaped groove is arrow -shaped, a luminescent coating, a luminescent coating hold in in the special -shaped groove, the 2nd luminescent coating, the 2nd luminescent coating hold in in the recess, and protective layer, the protective layer lid is located special -shaped groove with the notch of recess. The utility model provides a night not enough light the condition under can instruct upstairs or downstairs's people to walk smoothly, improve the luminous caulking strips of security.