When planting oil sunflower, the row spacing is about 60 to 65 cm, and the plant spacing is about 25 to 30 cm. For plots with good irrigation conditions, you can increase the row spacing and reduce the plant spacing appropriately, depending on the lighting conditions. Under good conditions, the yield will increase. The growth period of oil sunflower is generally 80 to 100 days. The best sowing method is to sow on demand. Just place two seeds in each hole.

Oil sunflower planting spacing

When planting oil sunflower, the row spacing is about 60 to 65 cm, and the plant spacing is about 25 to 30 cm. For plots with good irrigation conditions, you can Appropriately increase the row spacing and reduce the plant spacing.

When the light conditions are good, the yield will increase. The growth period of oil sunflower is generally 80 to 100 days. The best sowing method is to sow on demand, and just place two seeds in each hole.

The yield of oil sunflower per mu

The yield of oil sunflower per mu is generally about 200 to 250 kilograms, but different varieties, different plots or cultivation methods are different, so the yield There will be a big difference.

For example, the Youkuai Aodatou H667 variety has a relatively high yield. It has the characteristics of strong adaptability and high oil yield. Its yield per mu can reach about 300 kilograms per mu, and the highest per mu can be achieved. About 350 kilograms. Good varieties of oil sunflower can produce 370 kilograms per mu when planted in plots with better water and fertilizer conditions.

Oil sunflower harvest time

The flowering period of oil sunflower is mostly from July to September every year. It takes one month to bloom and bear fruit, so the oil sunflower harvest time is from August to September every year. The sunflower is mature and can be picked when mature.

In northern Hebei, oil sunflower is suitable for planting in June in summer, while in central and southern Hebei, it is suitable for sowing in early March, so the planting and harvesting times will be different in different regions.