Cook the farro according to package directions. Set aside
Preheat oven to 400 degrees. Combine squash, oil, brown sugar, and honey; mix well. Place in a single layer on a sheet pan and bake until squash is cooked through and lightly caramelized. 25-35 minutes.
To make the vinaigrette, place all ingredients for the vinaigrette except the oil into a blender and blend until combined. Slowly add the oil to emulsify.
Toss the farro with salt and pepper. To assemble the salad, place greens in a bowl and top with farro, squash, apples, and pepitas, Drizzle with dressing.