What are the characteristics of sunflowers? What colors are sunflowers?

1. What are the characteristics

It is characterized by strong adaptability, drought resistance and resistance to barrenness. During the maintenance period, there is no need to water frequently or fertilize frequently. Even if the soil is dry, it can maintain normal growth due to lack of fertilizer. However, if you want it to bloom more and bloom longer, you still need to add fertilizer. In addition, its flowering period is relatively long. It usually lasts from May to November. If you can control the temperature and light well, you can see it blooming in all seasons.

2. Morphological characteristics

It is an annual herb with a plant height between 10 and 30 cm. The stem has many branches, and the leaves are densely packed and irregularly alternate. When blooming, the flowers are solitary or in clusters at the top of the branches. There are many varieties, including single-petal and double-petal ones, all of which are very ornamental. It loves light very much and will only bloom when there is sunlight. Therefore, it is open during the day and closed during the day. It will not bloom in rainy weather.

3. What colors are there?

It has many colors, up to nine. Common colors are red, yellow, white, purple, orange, etc. It is widely cultivated because of its diverse flower colors, the plant's tolerance to barrenness and ease of management. Its origin is in Brazil and it is now cultivated in various regions of our country. It is often cultivated in flower beds and can also be grown as potted plants.