According to the British "Guardian" reported on September 13, it is located in the City of London High Street train station underground air-raid shelter during World War II had to provide shelter for thousands of people. After 70 years later, this huge underground tunnel system and rejuvenated - who was transformed into a subterranean farm.
According to reports, the underground farm belonging to a company called "0 carbon food". The company's main business is the production of micro greens taste rich in underground farms by hydroponic method. The underground farm planting miniature green process is relatively simple: first, the seeds of various plants on wood fiber pulp, a few days later, and then transferred onto these seeds have LED lights illuminated shelves cluster. LED lights farms within 18 hours of the day are bright state. At the same time, the temperature will be a powerful fan to keep the farm at 21 ℃ to 23 ℃.
This underground farm produce plant growth cycle is relatively short, in the case of the normal operation of the system, according to plant different varieties, the farm's only 6-28 days to harvest. The underground farm harvested plant after a few hours it will be sent to the London fine dining restaurants. And other farms in the traditional sense is different, this underground farm can operate year-round. And that means before the harvested plant was sent to the market, a new round of planting it has already begun.
It is reported that the company is expected next month to sell its produced various micro greens. Currently, the "0 carbon food," the company mainly selling include celery, mustard, radish and other plants, including eight kinds of miniature plants. One of "0 carbon food" founder Delin said: "We first underground farm acreage has reached 550 square miles, a day can produce 700 boxes plant when operating at full capacity." In addition, the company is expected in 2years to expand the underground farm acreage to 2200 square miles.
