QUICKLY GROWS TURF - This rapidly establishing grass seed mixture grows quick-turf for problem areas. It's designed to fill in troubled areas in lawns or grow an entirely new lawn quickly. It germinates in 7 -10 days. FULL SUN TO MEDIUM SHADE - Fast Grow Grass Seed contains annual ryegrasses, tall fescues, and fine fescues. It grows in full sun to medium shaded yard areas. PROVIDES A DARK GREEN LAWN - This grass seed mix produces healthy, dense, and attractive turf with a dark-green color. The best time to apply is mid-August to mid-October, or mid-March through mid-May. It grows in full sun to moderate shade. OVERSEED WITH BLACK BEAUTY GRASS SEED - Fast Grow is a temporary grass seed solution that lasts throughout one season. Lawns grown from Fast Grow should be overseeded with any Black Beauty Grass Seed for a thick lawn that will persist for years to come. COMPLETE COVERAGE - This 15 lb bag will seed up to 3,750 sq. ft. for new lawns. For overseeding, this bag will seed up to 7,500 sq. ft.