Lettuce Gourmet Mix (organic) - Microgreens Seeds14 to 16 dayspossibly 21 days if growing to baby green stage. Plant heavy and start harvest early for baby greens then allow some to grow on for plenty of variety for salads. A great way to get a lot out of little space. This mixture of lettuce varieties may take up to 35 to 70 days. This packet contains a mixture of favorite lettuce varieties from across the spectrum of lettuce types. Approx. 16,000 seeds oz. Select a Different Use for This Seed: