When is the latest time to plant corn?

Spring corn should be planted in April at the latest, and autumn corn should be planted no later than July. The climate in each region is different, and the time for planting corn is also different.

Generally, the planting time of corn in the south should not exceed July at the latest, and the planting time of corn in the north should not exceed May 10 at the latest. However, due to different varieties and other factors, the latest sowing time of corn needs to be determined according to the actual situation in various places. ?

Matters needing attention in planting corn

1, corn likes fertile soil. The soil moisture should be high, sufficient, loose and ventilated, and the corn seedlings should be placed in a bright place.

2. Prevent fertilizer from harming corn. During sowing, be careful not to let fertilizer come into contact with seeds.

3. When planting corn, pay attention to the interval between corn and corn of 4 ~ 5cm.

4. The optimum temperature for corn germination is 18~20℃, and the optimum growth period is 22~30℃.