Toss butternut squash, beets, and apples in mixture of olive oil, salt, and pepper. Spread out onto a parchment lined baking pan being careful not to overcrowd. Roast at 400°F for 35 minutes, turning once and let cool.
Top salad greens with roasted vegetables, farro, and crumbled bacon, and toss in ½ cup Roasted Garlic Vinaigrette, more to taste if desired. Top with walnuts and goat cheese, and serve.