Lettuce · cool season
Black Seeded Simpson
Black Seeded Simpson Lettuce (Lactuca sativa 'Black Seeded Simpson'): Crisp and Prolific Green Lettuce for Your Garden Cultivate crisp and prolific green lettuce in your garden with Black Seeded Simpson Lettuce (Lactuca sativa 'Black Seeded Simpson'). Known for its loose and frilly leaves, this…
Days to harvest
45
Sow depth
1/8"
Plant spacing
6-12"
Row spacing
18-24"
Sprouts in
7 days
Light
Sun to part shade (3+ hrs)
When to plant
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Start indoors4–5 weeks before your last frost
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Transplant outside3–4 weeks before your last frost
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Sow outside2–4 weeks before your last frost · sow again every 2–3 weeks
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Sow for fallLast sowing about 8 weeks before your first fall frost
Get dates for your garden
Growing tips
- Sow when the soil is at least 35°F.
- For a steady harvest, sow a little every 2–3 weeks instead of all at once.
- Keep the soil evenly moist until seedlings appear, usually in about 7 days.