In a small bowl, prepare the vinaigrette by whisking together the mustard, garlic, lemon, 1 teaspoon salt, and 1/2 teaspoon pepper. While whisking, slowly add the olive oil until the vinaigrette is emulsified. Taste and adjust seasonings.
Place the salad greens in a medium bowl and add all the sprialized veggies.
Add enough dressing to moisten.
Toss the salad well using hands.
Sprinkle with nuts and seeds. Sprinkle with a little extra salt and pepper, if desired, and serve immediately.