• A person with dirt-covered hands holds freshly harvested large yellow Walla Walla Sweet onions—grown from Sprouts and Petals’ Heirloom Sweet Onion Seeds—in an outdoor garden, with roots and green stems still attached.
  • In a sunlit garden, a gardener uses a trowel and twine to sow Sprouts and Petals Walla Walla Sweet Onion Seeds – Heirloom Sweet Onions beside young onion plants in rich soil, cultivating mild-flavored, large yellow onions.
  • Several large Walla Walla Sweet onions, grown from Sprouts and Petals Walla Walla Sweet Onion Seeds—heirloom sweet onions with mild flavor bulbs—emerge from rich, dark soil, their roots exposed and green tops reaching toward the sunlight in a vibrant garden. These large yellow onions are celebrated for their exceptional sweetness and freshness, straight from the earth.
  • A wicker basket brimming with large, freshly harvested Walla Walla Sweet onions—heirloom yellow bulbs famed for their mild flavor—rests on a wooden surface outdoors, surrounded by greenery, showcasing the quality of Sprouts and Petals’ Walla Walla Sweet Onion Seeds.
  • A close-up of a whole Walla Walla sweet onion from Sprouts and Petals—grown from heirloom seeds—shows its papery yellow skin dusted with a touch of soil and roots still attached, resting on a rustic wooden surface with a softly blurred background.
  • On a wooden cutting board, a halved onion and several slices are displayed, with whole Sprouts and Petals Walla Walla Sweet Onions—grown from heirloom Walla Walla Sweet Onion Seeds—alongside fresh herbs in the background. Sunlight streams through a nearby window, illuminating these large yellow onions known for their mild, beloved flavor.
  • A turkey sandwich with lettuce, tomato, and thinly sliced heirloom Walla Walla Sweet onions from Sprouts and Petals sits on multigrain bread atop a wooden board next to a fresh salad featuring cucumber and tomato.
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Walla Walla Sweet Onion Seeds – Heirloom Sweet Onions – Mild Flavor Bulbs – Large Yellow Onions

Walla Walla Sweet Onion Seeds – Heirloom Sweet Onions – Mild Flavor Bulbs – Large Yellow Onions

$2.50 USD
$2.50 USD
Sale Sold out

Grow one of the most famous sweet onions right in your garden 🧅

Walla Walla Sweet onions are a classic heirloom variety known for their large size, mild flavor, and incredible sweetness. Perfect for slicing fresh, grilling, or adding to salads, these onions are low in pungency and high in flavor.

This long-day variety thrives in northern climates and produces beautiful golden bulbs that store well and taste even better.

🌱 Plant Details

       100 seeds

  • Type: Heirloom onion
  • Variety: Walla Walla Sweet
  • Bulb Color: Golden yellow
  • Flavor: Mild, sweet, low pungency
  • Size: Large bulbs (up to 4–6 inches)
  • Sun: Full sun
  • Day Type: Long-day onion

🌿 Growing Info

  • Start indoors 8–10 weeks before last frost or direct sow early spring
  • Plant depth: ¼ inch
  • Spacing: 4–6 inches apart
  • Germination: 7–14 days
  • Requires full sun and well-drained soil
  • Water consistently for best bulb development
  • Harvest when tops fall over and dry

💛 Why You’ll Love It

  • Famous sweet onion variety
  • Mild flavor (great raw or cooked)
  • Produces large, beautiful bulbs
  • Easy to grow with proper spacing
  • Perfect for home gardens and raised beds
  • Great for slicing, grilling, and fresh eating

    🌿 Happy growing!

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