Nectarine ‘Sundowner’ is a late-season variety producing sweet, juicy yellow-fleshed fruit with a smooth skin and rich red blush. Grows approx. 3–4 m high and 2–3 m wide, suitable for backyards or larger spaces with pruning. Best in full sun with well-drained soil, regular watering, and requires moderate chill (approx. 400–500 hours) for reliable crops.