Iceberg Superior Lettuce Seeds (Organic)

Iceberg strong Lettuce is a classic variety prized for its large, firm heads and refreshing crunch. The tightly packed, pale green leaves are crisp and tender, with a mild, sweet flavor that makes them perfect for fresh salads, wraps, and sandwiches. Thriving in full sun to partial shade and well-draining soil, this lettuce matures in just 70-80 days, delivering a reliable harvest of high-quality heads. Iceberg strong performs best in cooler weather, making it ideal for spring and fall planting.

Variety Details

• Botanical name: Lactuca sativa
• Plant type: Hardy Annual
• Growth habit: Herbaceous
• Crop category: Lettuce
• Kitchen profile: Iceberg strong Lettuce is a classic variety prized for its large, firm heads and refreshing crunch.
• Recorded feature: Open-Pollinated
• Product format: Seed packet with a separately listed bulk option

Sowing & Growing

• Soil Temperature: 40-65°F
• Planting Depth: 1/8"-1/4"
• Germination: 7-14 Days
• Height At Maturity: 8"-12"
• Days To Maturity: 80-90 Days
• Sun/Shade: Full Sun
• Spacing After Thinning: 4"

Prepare a fine seedbed for Iceberg Superior Lettuce and keep the shallow sowing zone evenly moist while seedlings emerge. Thin according to the intended harvest stage: closer spacing can suit young leaves, while mature heads need more room. In warming weather, evaluate soil moisture and plant condition frequently instead of following a universal schedule. Pick outer leaves or cut mature plants at the stage you prefer. Record sowing and harvest dates to refine timing for the next planting.

This variety is easy to grow and adaptable, performing well in garden beds, raised beds, or containers.

Its firm texture and versatile flavor make it a favorite among home gardeners and market growers alike.

Before sowing Iceberg Superior Lettuce, review the packet alongside the current product details and note any range in temperature, germination, or maturity. Ranges reflect biological and seasonal variation rather than a fixed promise. Label each planting with its date and location, then compare emergence, growth, and harvest with local weather. This record is useful for succession plantings and for deciding whether the crop fits better into an earlier or later seasonal window.

Explore related options in our Lettuce Seeds.