1. morphological characteristics
San tail sunflower, which is yellow coconut. Its stems are relatively smooth. The leaves are generally yellow -green, without the burrs, the leaves are smooth and slender, and the length is generally between 40-150 cm. The petiole is slightly bent. Sanjiefishi blooms golden yellow flowers. The flowering period is generally from March to April. The fruit is orange-yellow round fruit, and the fruit period is August; the roots are mostly branches and grow in cluster; rich coconuts can be as high as 3 meters as a whole, stems, stems, stems, and stems. There are many branches. The leaves are generally dark green. The length is generally between 50-80cm. The front end of the leaves is bent and sagged, and the surface is shiny. The flowers are like flames, growing under the bushes, and the fruit is reddish-brown fruits when the fruit matures. The fruit period is from 10th to December.
2. Growth habits
The origin of Sanwei Aoi in Madagascar is a tropical plant and likes warm, humid and semi -shade environments. When the temperature drops below 20 ° C when the temperature drops below 20 ° C, it will freeze to death when the temperature drops to about 5 ° C, so it is very cold -resistant and suitable for planting in Lingnan and Southwest. It grows north, but can be planted in greenhouses. Fugui coconut also likes warm, humid, and semi -yin, but has strong cold resistance. It is suitable for planting in areas south of the Yangtze River. In areas north of the Yangtze River, you can choose to plant in Dapeng. Essence
Third, landscape function
Sanjieki can be planted outdoors or indoors. Sanwei Aoi has a good function in purifying the air. At the same time, it also has the function of indoor moisturizing, especially when the air-conditioning heating in winter, the indoor air is very dry. At this time, planting a loose tail sunflower can increase the indoor humidity to 40-60%. Fugui coconuts are often used as green plants decorated indoor decoration. It is not only beautiful in shape, yin resistant and easy to raise, but also has a good role in purifying the air.
Fourth, geographical distribution
Sanjieki is native to Madagascar, and it is generally introduced in the south of China. The rich coconut origin is Australia. As long as you pay attention to keeping warm, you can plant it indoors in many parts of China.