When will potatoes be planted? What can be planted after harvest?

Potato, also known as potato, yam egg, potato, etc., is one of the world's five major food crops, it does not pick land, grows fast, high yield, the key is delicious, the nutritional value is also very high, loved by the majority of the people. So, when will potatoes be planted?

When will potatoes be planted?

The main results are as follows: 1. Potatoes can be planted in the north and south of China, and the planting time is also different due to different climatic conditions, and varieties with different early and middle and late ripening stages have been cultivated in China, which can be planted under a variety of climatic conditions. but most areas are planted from October to December.

2. The planting time of potato is generally judged according to the temperature. The seed potato can germinate and grow under the soil temperature of 5-8 ℃, the optimum temperature is 15-20 ℃, the suitable temperature for stem and leaf growth is 15 ℃-25 ℃, and the suitable temperature for tuber growth is 16 ℃-18 ℃, which is higher than 25 ℃.

3. If it is in Gansu, Northeast or Northwest China, it can be planted in April-May; if it is in Hunan, Shanxi, Hebei, Shandong and other places, it can be planted in February-March or August; if it is in Jiangsu and Zhejiang, it can be planted in January-February or September; if it is in Guangdong, Yunnan, Guizhou and other places, it can be planted in October-December.

When will the potatoes be harvested?

1. Potato planting time is different, harvest time is different. Generally speaking, it takes 2-3 months from sowing to harvest. Most areas are planted in October-December and can be harvested in January-March. Sometimes it may be harvested early because of variety, market, climate, rotation and other reasons.

2. If it is in Gansu, Northeast and Northwest China, it can be harvested from August to September; if it is in Hunan, Shanxi, Hebei, Shandong and other places, it can be harvested in June-July or October-November; if it is in Jiangsu and Zhejiang, it can be harvested in May-June or December; if it is in Guangdong, Yunnan, Guizhou and other places, it can be harvested in February-March.

3. Potatoes generally wait until most of the plants turn yellow and gradually wither, the stolon is separated from the potato tuber, the tuber epidermis forms a thicker cork layer, and the tuber is harvested when the tuber stops gaining weight; it should be harvested in a sunny day to avoid the high temperature and sun exposure around noon, so as not to reduce the quality; it is necessary to cut off the stems and leaves and remove the residual leaves in the field before harvesting, so as to avoid the spread of germs.

What can potatoes be planted after harvest?

1. Planting peanuts: peanuts can be planted after potato harvest. At present, peanut varieties can be divided into spring peanuts, wheat interplanting peanuts, summer peanuts and autumn peanuts. Winter peanuts can also be planted in some areas of Guangdong, and the sowing time is different. Suitable peanut varieties can be selected according to the time of potato recovery.

2. Growing potatoes: in some places, two seasons of potatoes can be planted, such as Hebei, Henan, Shandong, Shanxi, Jiangsu, Hunan, Jiangsu, Zhejiang and other places. After one season of potato harvest, you can continue to plant potatoes in the second season, but it should be noted that continuous cropping needs to be planted at intervals of 1 ~ 2 years.

3. Other crops: potatoes can grow green onions, garlic, celery, rice, rape, wheat, corn, soybeans, cotton and other crops after harvest, which is not only conducive to reducing the occurrence of diseases, but also conducive to reducing the growth of weeds.

4. Forbidden crops: potatoes cannot be rotated with eggplant, chili, tomato, tobacco and other eggplant crops, cannot be rotated with root crops such as sweet potatoes, carrots and sugar beets, and cannot be cropped continuously with cabbage, cabbage and other crops.

The above is the introduction of the planting and harvest time of potatoes. You can plant peanuts or continue to grow potatoes after harvest, but it should be noted that continuous cropping of potatoes needs to be replanted at intervals of 1 ~ 2 years, and it cannot be rotated with other Solanaceae crops, nor with sweet potatoes, carrots, sugar beets, cabbage, cabbage, cabbage and cabbage.