Sophie Amauger’s studio, located in the south of France, near Toulouse, is a converted barn with windows on all sides. Located near a hiking trail, the studio also doubles as a gallery where visitors can stop by to see the artist’s work. Step outside the studio into the garden, and you’ll find a small pond and an old French farmhouse. Beyond the picket fence stretch rolling hills covered in ripe, ochre-colored wheat. “Next week, they’ll turn the ground, and it will be all grays and violets,” Amauger says. Since the local crops rotate, the surrounding fields offer an ever-changing palette; the previous year, for instance, the field was planted with sunflowers—“big yellow flowers all around,” she says. Observing changes in the natural world is at the heart of Amauger’s artistic…