Starting a new lawn on 1/2 acre using creeping red fescue and fine fescue would require 109.2 pounds of seed. Kentucky bluegrass would require 87.3 to 109.2 ponds of grass seed, and annual ryegrass and turf type fescue would require 218.4 pounds of grass seed.
Bermuda grass would require 43.7 to 65.5 pounds of seed, and buffalo grass would require 21.8 to 65.5 pounds of seed.
Bahia grass seed required to start a new lawn requires 218.4 pounds for half an acre. Centipede grass requires 5.5 to 10.9 pounds of grass seed. Dichondra grass would require 43.7 pounds of grass seed, and St. Augustine grass would require 109.2 pounds of seed.