"First Garden" now has the "First Hoophouse"

The White House has recently extended the First Family's garden season by installing hoophouses (or "low tunnels" to be more precise) in the new White House kitchen garden. Here's what White House Food Initiative Coordinator, Sam Kass, had to say about it on the White House blog:

Over the past few weeks, we have worked to prepare the soil for the planting of the winter garden. We are able to extend the growing season by using a simple, inexpensive cover called a high tunnel or hoop house. A hoop house simply amounts to a series of metal bars set in a row over one of the beds, and a fabric or plastic pulled tight around the bars. As the sun warms the garden during the day, the fabric traps the heat in, keeping the plants from freezing overnight. Although there are many kinds of... [via Kitchen Gardeners...]