Lactuca sativa 'Black-Seeded Simpson'

Lettuce

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Common Name: 

Lettuce

Plant Type: 

Flower color: 

Foliage color: 

Green Red

Sun (From 0 to 5): 

Water (From 0 to 5): 

Maximum temperature: 

25°C

Minimum temperature: 

7°C

Maximum height: 

120 cm

Maximum width: 

20 cm

Lettuce (Lactuca sativa 'Black-Seeded Simpson') - Description

Hugely popular for over 150 years, it's one of the most tender and delicately flavored leaf lettuces ever bred. The ruffled leaves are large with an appealing green color. "Simpson" is well adapted to a wide range of climates and is still the best for early spring sowing.

Lettuce (Lactuca sativa 'Black-Seeded Simpson') - Blooming

Unless you are allowing the lettuce plants to set seed for seed harvesting, you should not allow the plants to flower. Blooms dense clusters of small yellow flowers.

Lettuce (Lactuca sativa 'Black-Seeded Simpson') - Growth

Widely variable, leafy, cool-season annuals. Grows best in full sun. The leaves are edible and can mature into a range of colors and forms.

Lettuce (Lactuca sativa 'Black-Seeded Simpson') - Planting

Sow when threat of frost has passed. Sow seeds directly into the ground in early spring. Cover seeds with a light layer of soil. Provide at least 4" of space between seedlings.

Lettuce (Lactuca sativa 'Black-Seeded Simpson') - Pest

Earwigs, snails and slugs need to be controlled for.

Lettuce (Lactuca sativa 'Black-Seeded Simpson') - Interesting facts

Lettuces are in the same plant family as the sunflower and dandelion. Although they may not look similar from their foliar characteristics, their flowers look very similar. There are around 100 species of Lactuca.

Lettuce (Lactuca sativa 'Black-Seeded Simpson') - Soil and irrigation

Needs well-draining soils that have high air porosity. Does best in highly organic, garden soil.

Lactuca sativa 'Black-Seeded Simpson' - Lettuce - Photos