Jonathan Green Black BeautyFall Magic Grass Seed is specially formulated for successful fall seeding projects. Use this seed mixture to overseed an existing lawn or to plant a brand new lawn in the autumn.Black Beauty Fall Magic is the ideal grass seed mixture to use when repairing summer disease and insect damage in lawns. The grass seed varieties in Beauty Fall Magic Grass Seed are bred to perform especially well when seeded during the fall planting season of September through November. This seed germinates in 10 14 days.