Tom Thumb Leaf Lettuce Seeds

500 open-pollinated, non-gmo, pesticide-free, and heirloom Tom thumb leaf lettuce seeds (Lactuca sativa) per packet. Great for salads! Compact, crisp, and small heads. Medium water requirements. Fast to mature in 40-55 days. Great for small gardens and containers. Dates back 175 years. Grows in zones 3-12.  Direct sow first seeds 0.25 in deep every 12 in when soil reaches at least 35F. Germination takes 7-14 days. Thin to 6-8 in apart once seedlings start growing. Can continually sow new crops every 2-3 weeks in cooler climates. Seeds are dormant at soil temperatures above 75F. Lettuce likes even moisture and full sun. Plant with herbs, onion, or radish.