The farm is nearly half the size of a football field (25,000 square feet). It opened on July and it is already producing 10,000 heads of lettuce per day.

Read: Lettuce See the Future: Japanese Farmer Builds Indoor Veggie Factory

By controlling temperature, humidity and irrigation, the farm can also cut its water usage to just 1 percent of the amount needed by outdoor fields.

The farm uses 17,500 LED lights spread over 18 cultivation racks reaching 15 levels high.