In one of the most horrific incidents of violence against civilians during the Vietnam War, a company of American soldiers brutally killed the majority of the population of the South Vietnamese hamlet of My Lai in March 1968.
Water the grass seed for 5 to 10 minutes immediately after seeding. Set the sprinkler timer to water the grass seed 5 to 10 minutes three times a day, beginning before sunrise and ending in midafternoon.
The hydroseed mixture must be kept moist so the grass seeds will germinate. Water daily for two weeks, until the seeds have sprouted. Then slowly ease back on watering until you're watering weekly. Most lawns require 1 inch of water weekly. Mow the first time when the grass is 3 to 4 inches tall, removing no more than one third of the grass blade at each mowing.