Ultra-simple pot lettuce planting method for growing vegetables at home

Lettuce, also known as leaf lettuce and western lettuce, is the first herb of Compositae lettuce in 2012. Lettuce is nutritious and has a good flavor. It can be used as raw food, delicious food or as a raw material for western salad and Chinese hot pot. At the same time, southerners take "lettuce" and "wealth" homonym, every New year every household will put two pots of lettuce, for good luck. Potted lettuce has a beautiful appearance and is a commonly used ornamental plant on many occasions.

Lettuce is a shallow root plant with dense roots and well-developed fibrous roots. it is mainly distributed in the 0-20 cm soil layer on the surface, with shortened stems and basal leaves growing on the shortened stems. The leaf is lanceolate, spatulate, oval, oval, the leaf surface is spreading or wrinkling, the leaf margin is wavy or lobed, the outer leaf is spreading, the leaf color is dark green, emerald green, yellow green, purple, red, the new leaf is loose or clasped into a leaf ball. Inflorescence is a paniculate head, receptacle flattened, light yellow flowers, self-pollination, you ovary single-locular. The seeds are gray or dark brown, with umbrella-shaped crown hairs at the top after maturity, and are easy to fly away with the wind.

It is very simple to grow vegetables at home-- Variety selection of potted lettuce

(1) Red leaf lettuce

It gets its name because of its purple-red leaves and raw food. The height of the plant is 23-25 cm and the degree of development is 22-25 cm. The leaf is nearly ovoid, 20 cm long and 18 cm wide, and the weight of single plant is 150-250 grams. The leaves are often purplish green and turn purplish red when the temperature is low. The leaf surface is wrinkled, the leaf margin is wavy and lobed, the heart leaf is not clasped, the leaf is soft, the taste is sweet, and the quality is good.

(2) upright lettuce

The plant is 25-30 cm high, the leaf blade is Obovate, thick, dark green, shiny, slightly wrinkled, heart leaf clasping. The weight of single plant is 200-400 grams. The leaves are crisp, fragrant and sweet, and the quality is good.

(3) Cream lettuce

Plant height 15 ^-20 cm, leaf blade oval, thicker, 18-20 cm long, 10-12 cm wide, light green, foliage slightly wrinkled, entire, heart leaves clasping or not clasping. A single plant weighs 200 ^-300 grams. More cold-resistant, slightly heat-resistant.

(4) Chrysanthemum gives birth to lai.

The leaf surface is shrunken and the leaf margin is wavy and lobed. Plant height 15-20 cm, heart leaves do not clasp, edible fiber, so it is called weight loss vegetables.

It is very simple to grow vegetables at home-- the method of sowing and raising seedlings of potted lettuce

Lettuce seeds have the characteristics of light demand, and moderate scattered light can promote germination. Select a suitable container for seed treatment before sowing: soak it in well water for about 6 hours, scrub it out and wrap it with wet gauze, accelerate germination at a temperature of 15-18 ℃, or hang it in a well or store it in a refrigerator (about 5 ℃) for 24 hours, then place the seeds in a cool place to moisturize and germinate. 80% of the seeds should be sowed in time when the seeds are white. The soil cover should not be too thick after sowing, and it can be sent out in 3-4 days under the suitable temperature.

Bud. Seedling transplanting, 2-3 true leaves should be interspersed or divided in time.

Super easy to grow vegetables in Family-- Management method of potted lettuce planting

(1) temperature

Lettuce likes to be cold and cool, and the low germination temperature of the second seed is 4C, and the optimum germination temperature is 15-20C. When the germination temperature is more than 25 ℃, the seed germination is affected or poor, but if it is more than 30 ℃, it will not germinate. The seedlings have strong cold tolerance and can endure the low temperature of minus 5C for a short time. The plant can still grow healthily at 12-13 ℃, and the optimum temperature for growth is 15 ^-20C during the day and 12 ^-15C at night.

(2) Fertilizer and water management

Slow seedling water was irrigated after planting, then watered for 3-4 times, and nitrogen and phosphorus fertilizer was applied by stages combined with watering. Stop watering before harvest.

(3) other management

Loose-leaf lettuce can be harvested and eaten 40 days after sowing, and it is better for lettuce to be harvested after the bulb is compacted, but if it is too late, the inner base of the bulb will elongate and the quality of the bulb will decrease.

(4) Disease and pest control

The main diseases are frost dish disease, soft rot, virus disease and Sclerotinia disease and so on. Potted plants should not be too dense and diseased plants should be removed in time. The above diseases can be sprayed with 1000 times of chlorothalonil. The main pest is aphids, which can be controlled with 800 times solution of viparin.