Jonathan Ultra grass seed mixture combines our most elite Black Beauty tall fescue seed varieties with our best Kentucky bluegrass to fill in bare spots quickly and invigorate worn-out lawns. Grass Type: Tall Fescues， Kentucky Bluegrass， and Perennial Ryegrass Light Requirements: Full sun to partial shade (4 �C 8 hours of sun) Fast establishment in newly seeded lawns and fills in bare spots quickly in thin lawns (germinates is 14 days) Roots grow up to 4 inches deep for excellent tolerance from heat and droughts as well as disease resistance Recommended Planting Time: Mid-March Through Mid-May and Mid-August Through Mid-October Grass Seed Made in USA Your security is our number one concern