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1015Y Texas Super Sweet Onion

by | Nov 18, 2025 | Garden

1015Y

The 1015Y Texas Super Sweet Onion is a renowned variety developed by Dr. Leonard Pike at Texas A&M University. After a decade of research, the onion was introduced in 1983 and affectionately dubbed the “million-dollar baby” due to the substantial investment and time involved in its development. (Onion Patch)

Key Characteristics

  • Flavor Profile: These onions are celebrated for their mild, sweet taste, making them ideal for raw consumption in salads, sandwiches, or grilling.
  • Appearance: They typically have a slightly flattened, globe-like shape with a yellow-brown skin and crisp white flesh.
  • Size: On average, each onion weighs about 1 pound and measures 4–5 inches in diameter. 
  • Storage: Under proper conditions, they can be stored for 2–3 months.  (HOSS)

Growing Information

  • Planting Time: The name “1015Y” signifies the optimal planting date (from seed)—October 15. 
  • Maturation: From seed, they take approximately 105–110 days to mature, while transplants can reduce this period by 30–40 days. (AgriLife Today)
  • Growing Conditions: They are a short-day variety, meaning they require shorter daylight hours to initiate bulb formation, making them suitable for southern regions. (Smart Gardener)

Culinary Uses

The 1015Y onion’s sweetness and mildness make it versatile in various dishes:

  • Raw: Sliced in salads or sandwiches.
  • Grilled: As a side or topping.
  • Baked: In casseroles or as a standalone baked onion.

Its non-pungent nature also means fewer tears when slicing, a common benefit of sweet onions.

Historical Significance

The development of the 1015Y onion was a significant milestone in Texas agriculture. It not only provided a high-quality, sweet onion variety but also contributed to the state’s agricultural economy. In recognition of its importance, the Texas 1015Y was designated as the official state vegetable in 1997. (Authentic Texas)

For gardeners and chefs alike, the 1015Y Texas Super Sweet Onion offers a combination of flavor, versatility, and a rich history, making it a valuable addition to any culinary endeavor.