Black Seeded Simpson Leaf Lettuce Seeds
Black Seeded Simpson Leaf Lettuce Seeds
SKU: #3025
Since 1850, 'Black Seeded Simpson' has been a garden favorite for quality, texture, and flavor. Full-sized, frilly leaves can be picked in just over a month, and baby greens can be harvested in 3 weeks! Withstands hot, dry conditions and light frosts better than other varieties.
750 mg
(~498 seeds)
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- Variety Info
- Sowing Info
- Growing Info
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Variety Info
Days to Maturity: 21 – 40 days
Family: Asteraceae
Native: Unknown; lettuce has been in cultivation for a long time.
Hardiness: Frost-tolerant annual
Plant Dimensions: 8" tall, 10" wide
Variety Info: Crinkled, light green leaves with frilly edges. Crisp leaves at center of plant blanch almost white when the plant is allowed to grow to full maturity.
Sowing Info
When to Sow Outside: RECOMMENDED. 2 to 4 weeks before your average last frost date, and when soil temperature is at least 40°F, ideally 60°–70°F. Successive Sowings: Every 3 weeks until 4 to 6 weeks before your average first fall frost date. Mild Climates: Sow in fall and winter for cool season harvests.
When to Start Inside: 4 to 6 weeks before your average last frost date, and in summer when soil temperatures are too warm (above 80°F) to germinate lettuce seed.
Days to Emerge: 5–10 days
Seed Depth: Surface to ⅛"
Seed Spacing: A group of 3 seeds every 10"
Row Spacing: 12"
Thinning: When ½" tall, thin to 1 every 10"
Growing Info
Harvesting: Harvest in the morning, by cutting off at ground level. If regrowth is desired, cut the leaves higher, at 2". For a continual supply, outer, individual leaves can be harvested at any stage of maturity, but leave at least half of the plant for regrowth.