Great Lakes lettuce is a classic heirloom known for producing large, crisp, round heads with refreshing flavor and firm texture. As one of the most popular iceberg-style varieties, it is ideal for home gardeners seeking consistent, high-quality greens for salads, sandwiches, and fresh dishes.

With strong tolerance to cool weather, this variety thrives in spring and fall, providing well-formed heads that remain crisp and delicious. Its sturdy growth and dependable performance make it a top choice among gardening enthusiasts.

Features:

1. Variety: Great Lakes (Iceberg-Type)
2. Head Size: Large, round, firm
3. Flavor: Crisp, mild, refreshing
4. Growth Habit: Compact, uniform heads
5. Suitable For: Home gardens, market gardens, containers
6. Soil Needs: Loose, nutrient-rich, well-drained soil
7. Sun Exposure: Full sun to partial shade

Specifications:

1. Seed Type: Non-GMO lettuce seeds
2. Season: Spring and fall planting
3. USDA Zones: 2–11
4. Planting Depth: 1/4 inch (0.6 cm)
5. Seed Spacing: 10–12 inches (25–30 cm)
6. Row Spacing: 18–24 inches (45–60 cm)
7. Germination Time: 7–12 days
8. Days to Maturity: 75–90 days
9. Ideal Temperature: 45–70°F (7–21°C)
10. Watering Needs: Keep soil evenly moist
11. Growth Rate: Moderate
12. Harvest Method: Cut whole head when fully formed
13. Indoor/Outdoor: Suitable for both indoor starting and outdoor planting

Planting Guide:

1. Sow seeds directly outdoors or start indoors 3–4 weeks before transplanting.
2. Maintain consistently moist soil to support strong germination.
3. Thin seedlings early to encourage firm head development.
4. Provide light shade in warmer climates to prevent bolting.
5. Harvest when heads are firm, full, and crisp.