Japanese Larch Medium Japanese Larch is a deciduous conifer whose needles turn a marvelous golden color! Displaying the unique tufted clusters of needles that characterize all Larches, the Japanese Larch distinguishes itself with foliage of a bluish, sea-green cast and rather squat cones! An important forestry tree in its native land! At maturity, Japanese Larches are usually between 80 and 130 feet tall ! 100% Guaranteed!