- Because it is slow bolting and frost resistant the Vates Collards are popular for areas that experience varying temperatures.
75 days. Vates Collard Seeds grow, slick and somewhat crumpled leaves on vigorous spreading plants. Their leaves are dark green with pale green veins. These collard plants are slow bolting and frost resistant. Their leaves grow in heads looser than some other collard varieties, and they are crisp and delicious. These seeds grow heads that grow around two to three feet tall.