Black Seeded Simpson Lettuce

Lactuca sativa

About Plant: Black Seeded Simpson Lettuce

Black Seeded Simpson Lettuce is a cool-season lettuce cultivar best grown in fertile soil with consistent moisture and protection from prolonged heat.

Growing Profile

SunlightFull Sun

WaterModerate

SoilFertile, well-drained (6.0–7.0)

Spacing6–12 inches

HeightVaries

Time to Harvest45–60 days

Planting Depth1/8 inch; barely cover seed

Germination TimeVaries

Expert Growing Tips

Direct sow as soon as soil can be worked in spring (4–6 weeks before last frost). Sow again in late summer for fall harvest. Harvest outer leaves regularly to encourage new growth (cut-and-come-again method).