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Long Day onion with white, mild and sweet flesh and easy to peel skins. Moderate storage life if stored in a cool, dark place.
Start inside 10-12 weeks before last frost date. Seedling can tolerate light frost and can be transplanted a few weeks before last frost date. Plant in rich soil and keep well-watered. Harvest at any stage but for storage, pick the onions when the tops fall over and cure the onions for a few weeks in a dry airy location out of direct sunlight.
| White Sweet Spanish Onion Seeds Growing Details | |
|---|---|
| Botanical Name | Allium cepa var. ‘White Sweet Spanish’ |
| Plant Spacing | 6-8” |
| Planting Depth | 1/2” |
| Spread | 3-6”. |
| Height | 12-18” |
| Germination Temp | 50-70°F |
| Light Required | Full Sun |
| Life Cycle | Biennial |
| Days to Germination | 7-15 |
| Days to Maturity | 100-120 |
| Planting Zone | 3-13 |
| Flower Form | Single |
| Growth Rate | Slow |
| Growing Season | Spring, Summer, Fall |
| Harvest/Blooming Season | Summer, Fall |