Yellow Stuttgarter onion sets offer a reliable, time-tested way to grow golden-skinned onions with mild, sweet flavor and excellent storage potential. This long-day variety is prized for its flattened, bronze-yellow bulbs, which develop firm texture and balanced flavor ideal for slicing, sautéing, and roasting. Well-suited to a variety of climates, these onions thrive in USDA Zones 3–9 and can be planted as soon as the soil is workable in early spring.
These hardy, fast-maturing sets are popular among both beginner and experienced gardeners. When planted 1 inch deep and spaced 4 inches apart in full sun, Yellow Stuttgarter onions produce uniform, flavorful bulbs that cure well and store for months in cool, dry conditions. They can also be harvested early as tender scallions. Avoid excessive nitrogen late in the growing season to ensure strong bulb formation and long shelf life.
This productive variety performs well in raised beds, field rows, or container gardens. Its compact shape and dependable results make it a favorite for home cooks and growers looking to build a reliable pantry crop. Learn more about how to plant and care for onions in our detailed Onion Growing Guide.
Onion – Yellow Stuttgarter
Plant Type: Long-Day Bulbing Onion Skin: Bronze-Yellow Flavor: Mild and Sweet Zones: 3–9 Approx Quantity per Pack: 75 Bulbs
Harvest and pantry preparation
Long-day bulbing depends on latitude as well as planting date, so confirm that this type matches your region. As bulbs finish, withhold excess water and wait for the tops to bend naturally. Lift without bruising, cure under cover with steady airflow, and trim after the necks are fully dry. Store only firm, undamaged bulbs in a cool, dry, ventilated location. Browse the onion set collection for alternative colors, pack sizes, and day-length types.
