In a small bowl crush the lavender. Add the olive oil, sage honey, thyme, zest, and juice. Mix well.
Place the chicken in a large plastic bag. Pour the marinade over the chicken, seal bag, and swish the marinade around thoroughly coating the chicken. Refrigerate for at least 30 minutes, but aim for 4 hours.
Place the chicken in a roasting pan and pour the marinade over the thighs. Season with salt and pepper. Bake on the top rack in a 400°F preheated oven for 45 minutes. Serve immediantly.