A reliably strong producer with radiant burgundy skin, this heirloom is a must-plant! Ruby Reds grow medium-to-large, crisp and crunchy bulbs that store well up to six months. Long-day variety. 250 seeds minimum Germination: 10-21 days Maturity: 110-125 days from transplant Direct sow deep in full sun as soon as soil can be worked. In northern climates, start indoors 8 weeks before last frost date. Plant multiple seeds into each container. Harden off seedlings before planting. Plant 2 seeds per inch in rows 12-18 apart. Thin to 4-6 apart for larger onions. To transplant, separate young plants and set 4-6 apart.