Jonathan Green Black Beauty Sun & Shade Grass Seed will grow a thick, dark green lawn in both full sun or partial shade growing conditions. This mix is perfect for overseeding and will fill in bare spots quickly to improve the appearance of an entire lawn. Sun & Shade contains turf-type tall fescues, Kentucky bluegrass and perennial ryegrass making this our most versatile grass seed mixture. This seed germinates in 7 – 14 days.