In general, sunflowers do not bloom in November, because the flowering period of sunflowers is from July to September in the summer. However, after human intervention, the flowering period of sunflowers can be postponed to November. For example, the sowing time is moved back to ensure that the seeds have a suitable growth temperature and humidity.
Normal sowing, we plant sunflowers are generally sown in the spring in April, after 100-120 days of growth, sunflowers will bloom in July and August in the summer. In the same way, as long as the temperature is guaranteed to be suitable and the sowing time is delayed, such as the sunflowers sown in July in the summer, and when they are planted, they are properly managed and provide a suitable environment, and they will bloom in the autumn and winter of November.
First, the characteristics of sunflowers
An annual plant of the genus Sunflower in the family Sunfloweraceae. Named because the head-shaped inflorescence of sunflower flowers can rotate with the sun, it grows best in sunny, moist and sunny areas. Wild sunflower habitats are predominantly grasslands and dry, open areas. They grow along roadsides, fields, desert edges and meadows. In general, sunflowers flower in July-September and fruit in August-September.
Second, the wildflowers on the roadside are extensively managed
As an annual herbaceous flower, sunflowers are extensively managed and durable, and can tolerate both summer and autumn and winter temperatures, with an optimal temperature range of 21-26 °C. The growth period of sunflowers is generally 85-120 days, which is divided into four growth periods: seedling stage, bud stage, flowering stage and mature stage.
Sunflowers have low soil requirements and can grow on all kinds of soils, from fertile soils to drylands, barren and saline lands. It not only has strong salt resistance, but also has salt absorption properties. It can thrive in alkaline soils and is more drought resistant.
I am a courtyard tree, dedicated to the garden art around you and me, I hope that future generations can still see the green mountains and smell the flowers.