Sunflower Seeds

Sunflower seeds are the fruit of the annual herb sunflower of the genus Helianthus in the asteraceae family. The stems of sunflowers are stout, erect, and densely hairy. The seeds are achenes, the outer ring of the inflorescence is larger, the inner ring is smaller, long, oval or nearly round, its color is varied, may be composed of pure white, gray or black stripes. Sunflower seeds bloom from June to July and bear fruit from August to October.
Sunflower seeds are native to the southern and western parts of North America, Peru and northern Mexico, and are now mainly distributed in the northeast, North and northwest regions of China. Sunflower seeds can be grown in all kinds of soil, from rich soil to dry land, barren land, saline-alkali land. It has strong salt and alkali resistance. Sunflower is propagated by sowing, and sunflower seed is its seed