No effect. Maple seeds saved every other year by air drying and freezing, so maple seeds put in the freezer does not affect the growth. Maple for the witch hazel family maple also known as maple, Lutong, triangular maple, etc., belongs to the deciduous tree, up to 30 meters above, has a fast growth, adapt to a wide range of light-loving, barren and thin and other characteristics, is one of our country's important ornamental tree species.