01 - Preheat your oven to 400°F.
02 - Rub the chicken inside and out with olive oil, salt, and pepper. Stuff the cavity with lemon halves, garlic, rosemary, and thyme.
03 - Place the chicken breast-side up in a large roasting pan. Tuck the wings under the body.
04 - Roast the chicken for 40 minutes.
05 - Meanwhile, in a large bowl, toss baby carrots, potatoes, fennel, and red onion with olive oil, salt, and pepper.
06 - After 40 minutes, scatter the prepared vegetables around the chicken in the roasting pan.
07 - Continue roasting for 20 minutes.
08 - Add the asparagus and sugar snap peas to the pan, tossing lightly with the other vegetables.
09 - Roast for another 10 to 15 minutes, or until the chicken juices run clear when the thigh is pierced and vegetables are tender.
10 - Remove the chicken from the oven and let it rest for 10 minutes before carving.
11 - Arrange the vegetables on a serving platter, place carved chicken on top, and sprinkle with chopped parsley and lemon zest.