The sunflower is an annual plant with a large flower head. The flower head is 30 cm wide and can grow up to 3 metres tall. The California Royal Sunflower has a red and purple flower head.
The flower head is made of hundreds or thousands of tiny flowers. The central florets are similar to the center of a normal flower. The benefit to the plant is that it is easy to see by insects and birds which pollinate it, and it produces thousands of seeds.
The flower of Kansas is the sunflower. Kansas is sometimes referred to as the Sunflower State. Full sun is needed to grow sunflowers. They grow best in fertile, wet, well-drained soil with a lot of mulch. seeds are planted 45 cm 5ft apart. 5 cm deep.
There are spirals of 34 and 55 around the head.
There are sunflower seeds.
The sterile florets can be yellow, red, orange, or other colors. The discs inside the head are called seeds.
The flower petals are always in a spiral pattern. Each floret is oriented toward the next by the golden angle. There is a pattern of spirals where the number of left spirals and the number of right spirals are the same number. There are 34 spirals in one direction and 55 in the other on a very large sunflower. [ 2 ]
Sunflowers grow to heights between 1 and 2. They were 5 and 3. 5m to 12ft. Guinness World Records has confirmed that the tallest sunflower is 9. 17 m in Germany. Europe had a record in the 16th century. 3 m, Spain. Most of the cultivars are variations of H. Four other species are also domesticated. This includes H. The Jerusalem Artichoke produces tubers.
The fruit is sold as a snack food after roasting in ovens with or without salt added. Sunbutter is a peanut butter alternative. In Germany, it is mixed with flour to make a bread called Sonnenblumenkernbrot. It can be used in cooking and salads. Sunflower oil is cheaper than olive oil and can be used for cooking, as a carrier oil, and to produce margarine and biodiesel. Some types of sunflowers have higher levels of healthy monounsaturated fats in their oil than others.
The remaining cake is used as a livestock feed. Some of the recently developed cultivars have drooped heads. They appeal to farmers because they reduce bird damage and losses from plant diseases and are less attractive to gardeners. The subject of experiments to improve their suitability as an alternative crop for producing latex is sunflowers. Several Native American groups planted sunflowers on the north edges of their gardens as a fourth sister to the three sisters combination of corn, beans, and squash. Annual species are often planted for their allelopathic properties. The sunflower is considered a weed for commercial farmers who grow commodity crops. In the midwestern USA, wild ( perennial ) species are often found in corn and soybean fields and can have a negative impact on yields. Sunflowers can be used to extract toxic ingredients from the soil. They were used to remove strontium-90 from the soil after the Chernobyl disaster.