Ever wondered what it’s like to grow boutique lettuce on a New York rooftop? Urban farm Brooklyn Grange has documented the construction of an entire first growing season at their Brooklyn Navy Yard location — their second rooftop farm — in a short time-lapse video that’s surprisingly captivating. Watch the urban vegetable crusaders turn a barren rooftop into an oasis of greenery, all so they can bring microgreens to restaurants and retailers like Roberta’s and Upland.