Spring is the ideal time to plant onion sets that will mature into flavorful bulbs for cooking. This guide highlights five reliable options, covering color variety, non-GMO options, and beginner-friendly mixes. Each product is chosen for home gardens, offering clear planting tips and practical results for American climates. Read on to compare types, growth habits, and storage potential to pick the best fits your plot.
| Product | Brand | Key Benefit |
|---|---|---|
| Mixed Red, White, and Yellow Onion Sets 1 Pound | Stargazer Perennials | Non-GMO, varied day-length types, USA-grown |
| TomorrowSeeds 3 Colors Mix Onion Sets 1/2 Pound | TomorrowSeeds | Vibrant color mix, beginner-friendly |
| Non-GMO Onion Sets, 8 oz, Red, White, Yellow Mix | Stargazer Perennials | Non-GMO mix, planting guide included |
| TomorrowSeeds 3 Colors Mix Onion Sets 25+ Count | TomorrowSeeds | Variety mix, good for fall/spring planning |
| Yellow Onion Sets for Planting Non GMO Garden Bulbs One Pound | ESKS | High bulb count, non-GMO |
Mixed Red, White, and Yellow Onion Sets 1 Pound Non-GMO Bulbs

The onion assortment combines red, white, and yellow varieties in a single 1-pound package. It includes day-neutral, intermediate, and long-day types, crafted for home gardens in American climates. The mix provides a variety of flavors and storage capabilities, with hand-sorted bulbs grown in the USA. A useful planting tip sheet helps guide novices and seasoned gardeners through sowing, spacing, and care. Typical orders contain 80–100 sets depending on onion size, offering a practical balance of plants per square foot and harvest yield.
TomorrowSeeds 3 Colors Mix Onion Sets (Bulbs) – 1/2 Pound

This half-pound mix from TomorrowSeeds offers red, white, and yellow onions, delivering variety in a small package. Designed for spring and fall planting windows, the mix is popular with beginners due to its straightforward growing requirements. The bulbs are suitable for fresh eating, cooking, and storage, making this option versatile for kitchen use and garden-to-table meals. The blend is intended to simplify planning while still producing reliable harvests across a season.
Non-GMO Onion Sets, 8 oz Red, White, Yellow Mix

This Stargazer Perennials option comes in an 8-ounce pack containing a mix of red, white, and yellow onion bulbs. It emphasizes Non-GMO status and USA-growing, with bulbs sized to support consistent germination and growth in home gardens. A included planting guide assists novice gardeners with spacing, depth, and bed preparation, helping to maximize yield and bulb quality across seasons. The variety mix supports diverse culinary uses and kitchen storage, aligning with typical American kitchen needs.
TomorrowSeeds – 3 Colors Mix Onion Sets – 1 Pound

This full-pound TomorrowSeeds mix provides a robust variety of red, white, and yellow onions suitable for a broad range of dishes. The product is positioned as beginner-friendly and easy to grow, with storage potential for longer-term use. The diverse color breakdown supports a versatile harvest that can support multiple culinary styles, from raw sliced onions to caramelized finishes. It suits gardeners who want color variety and consistent yields without specialized care requirements.
Yellow Onion Sets for Planting Non GMO Garden Bulbs One Pound

ESKS offers a one-pound package of yellow onion sets with Non-GMO assurance. The package typically contains 120–150 bulbs, sized to promote reliable germination and uniform growth. Planting in spring or fall targets a harvest of full-sized cooking onions. This option emphasizes consistency in bulb size and yield, appealing to gardeners seeking robust performance and straightforward care in familiar American garden settings.
Buying Guide: Key Purchase Considerations and Comparisons
- Non-GMO status: If avoiding GMOs is important, prioritize options explicitly labeled Non-GMO and verify sourcing regions.
- Color variety: Mixed-color packs (red, white, yellow) offer culinary versatility and aesthetic appeal for beds and borders.
- Day-length sensitivity: Some onion varieties are day-neutral, while others are long-day or intermediate. Choose based on your USDA zone and typical last frost date.
- Size and count per pack: Larger packs may reduce replacement purchases; check whether the package weight (e.g., 8 oz vs 1 lb) fits your garden plan.
- Growing guidance: Look for included planting tips, spacing recommendations, and care instructions to support beginners.
- Storage and flavor: Varieties differ in sweetness and storage durability. For fresh eating, sweeter types may be preferred; for long storage, pick proven storage-friendly types.
- Regional suitability: US-grown bulbs and varieties tested in diverse climates generally perform better in American gardens.
- Price-to-value: Compare total bulbs per pack and estimated harvest versus cost, considering your garden’s bed space and rotation plans.
- Planting window: Some mixes are labeled for fall planting in addition to spring, offering extended planning flexibility for annual crop cycles.
- Care requirements: Most onion sets require well-drained soil, full sun, and consistent watering; ensure your garden setup meets these basics for best results.