Sow at a depth of approx.
0.49 inches (1.25 cm) and aim for a distance of at least
5.85 inches (15.0 cm) between Lettuce plants. For optimal germination, soil temperature should be a minimum of
5°C / 41°F.
By our calculations, you should look at sowing Garden Heirloom Blend about 60 days before your last frost date.
Garden Heirloom Blend is tender, so ensure you wait until all danger of frost has passed in your area before considering planting outside.
By our calculations, you should look at planting out Garden Heirloom Blend about 45 days before your last frost date.