Forget the window box. Growing fresh produce inside your apartment is no longer a fantasy, Infarm believes. The multidisciplinary firm and research lab partnered with Tomorrow Machine to design Microgarden, now in the soft-launch stage after a round of crowd-funding. A sheet of polypropylene, recyclable of course, folds origami-style into a “greenhouse” that contains a bed of seaweed-based gel. When it’s sprinkled with mustard, arugula, or radish seeds, sprouts appear in three days. In a couple of months, a sales Web site should be ready.