how long for new grass seed to start growing
Grass is a fast growing plant, but the exact rate at which it grows depends upon the type of grass used and the growing conditions. Germination. Grass seeds usually germinate between seven and ten days after they have been sown, although it can take between three and thirty days. Growth. A fast growing variety of grass sown under good growing conditions will produce a green covering in about a week, although it will not yet be properly established.