Lettuce

marouli2

Scientific name: Lactuca sativa L.

Family: Compositae

Common name: Lettuce

Description

Lettuce is cultivated since Roman times and it comes from Asia. It’s one of the most known vegetables.

lettuce_table_english

Health Benefits

Helps in maintaining blood sugar levels

Rich source of antioxidants

It is used as a good tonic food for anaemia

Helps against insomnia

Anti- cancer

Physical characteristics

Annual herbaceous plant
Height = 50 cm
The stem is short and green.
The leaves come from the stem
Varieties: 5

Cultivation

Climate:

Growth at low temperatures
Ideal temperatures for seed germination are 18-21 ° C
Ideal temperatures for plant growth are 15-18,5 ° C

Soil:

Fertile, rich in organic matter
Well drained soil with good moisture level
pH= 6,5-7

Irrigation:

Moist soil
Increase watering frequency when the temperature is high
Reduce watering frequency during head’s forming

Planting: Non Genetically Modified Organism (GMO) seed

Planting season: October-March

Outdoor planting distances:

Along line: 25-30 cm
Between lines: 30-50 cm

marouli

Fertilization and Hoeing:

Soil enrichment with natural products at planting
Addition of natural products when it’s necessary
Weed control and their incorporation so as to improve ventilation
Removal of the lower and old leaves because they are more vulnerable to diseases

Harvest and Storage

Harvesting season: 3-5 months after planting.
Production 2-4 tn/acre.
Cut the lettuces with a knife just below the soil surface in the morning.
Conservation at 0 ° C for 3 or 4 weeks.

Crop combination

Strawberry, beans, peas, cucumber, cabbage, carrot, beetroot, onion, radish, tomato