Wash the cultivation container before sowing, and then use it. Before sowing, spread four layers of toilet paper on the bottom of the cultivation container as the cultivation substrate, spray the toilet paper with clear water, and then sow on it. Be sure to spread the seeds evenly, so that the seeds can form a uniform layer and there can be no accumulation. After sowing, spray water with a watering can and cover it with plastic film to keep it moist.
Sowing: shallow furrow is opened at 10- 15 cm, and then seeds are planted at intervals of 5 cm, with 3-4 seeds planted at each place. Cover with a thin layer of soil, compact, and gently water until the bottom of the container flows out.
2. Sparse seedlings: After one week, when all the seedlings come out, pull out the seedlings with bad growth and shape, and leave 3 seedlings at each place. Two seedlings were left after two weeks, and 1 seedling was left after three weeks.
3. Topdressing: After two weeks of sowing, two seedlings are sparse, and fertilizer is spread between rows; Three weeks after sowing, topdressing again.
4. Harvest: It can be harvested after sowing for about 5 weeks and the plant height is about 15 cm.
Novices can choose vegetables or lettuce that are easy to grow. For example, Qingjiang vegetable and Youmai vegetable, two kinds of fast-growing lettuce, can be planted all year round, and can be harvested in about five or six weeks when they grow rapidly. Bitter gourd, onion, ginger, etc. It has strong adaptability and a special taste, so insects don't like to get close, and they can grow well without pesticides and fertilizers.
Extended data
1, balcony vegetables pay attention to a healthy life. Generally, balcony vegetables don't use pesticides and fertilizers, but use materials commonly used in daily life, such as rice washing water, peel and kitchen waste, to make organic fertilizers for vegetables, so that we can eat a healthy and pollution-free food.
2. Vegetables in the vegetable market often have to be transported for a long distance before they can be delivered to consumers, and the freshness is limited. Vegetables stored in freezer will not only produce harmful substances, but also lose nutrients. Vegetables planted on your balcony are not only fresh, but also can be picked and eaten at any time, with higher nutritional content.
3. In the process of planting vegetables on the balcony, it not only plays an ornamental and edible role, but also has the functions of purifying indoor air, decomposing indoor harmful substances, adjusting air humidity and making indoor environment more comfortable.
4. Planting flowers on the balcony can only appreciate its shape and smell its fragrance. Planting vegetables on the balcony can not only appreciate its shape, smell its fragrance, but also taste its taste. While purify that indoor environment, green and healthy organic vegetables are harvest, and the nutrition and taste of the vegetables bought in the market are incomparable.
Planting vegetables on the balcony can not only eat fresh and pollution-free vegetables, but also beautify the environment of a family and improve the quality of life.
6. Planting fruits and vegetables on the balcony of the roof can increase the green coverage area of the city, not only beautify and purify the environment, but also greatly reduce solar radiation and adjust the temperature, thus making the room warm in winter and cool in summer.
Some experts have tested that the indoor temperature can usually be reduced by 5-6℃ in high temperature in summer, and it is 2-3℃ higher in cold winter than in indoor problems without roof gardens. One acre of green plants can produce 14.4 tons of oxygen and absorb 210.6 tons of carbon dioxide a year.
Baidu encyclopedia-balcony planting vegetables
Baidu encyclopedia-balcony vegetable garden