Cold hardy to -9 degrees F, yet thrives all the way to zone 10! Thornless shrubs simplify picking! What a delectable way to end the summer -- with a huge, juicy-sweet crop of Blackberries from thornless bushes that let you harvest all you want without drawing blood! Navaho is a very hardy, heavy producer you will come to rely on for a feast of scrumptious fruit! The berries are glossy, borne in large clusters, and colored a deep blue to black. Delicious right off the bush, they are also excellent for cooking and for jellies and jams. Few treats compare to the pleasure of picking your own breakfast right from the patio or backyard! Navaho reaches 4 to 5 feet high and 3 to 4 feet wide, and is hardy to -9 degrees F in the north, right into zone 10 in the south and west! A sun-lover that's very easy to grow, Navaho is a terrific garden performer! Zones 6-10.