Sunflowers can be produced in most parts of South Africa where the annual rainfall is between 475mm and 675mm per year. However, sustainable sunflower production needs to be profitable. Sunflower is, not surprisingly, a summer season crop.
Where is Ho sunflower grown in South Africa?
HO sunflower was planted commercially for the first time in Africa on the farm Vergezocht in the Bainsvlei area. The dryer climate around Bloemfontein is ideal for the cultivation of HO sunflower and no insecticides need to be used on the plants. Approved as part of The Heart and Stroke Foundation of South Africa eating plan.
How is sunflower oil made?
After harvesting, the sunflower seeds are transported to the crushing plant. When making sunflower oil the sunflower seeds are cleaned and the hulls are removed. The cleaned seeds (‘meat’) are crushed and further ground up before the meat is heated. The meat is sent to the expeller and crushed into sunflower meal and crude oil.
How are sunflower seeds harvested?
Sunflowers are harvested by machine (combine harvester) and sold to processing companies for the production of oil, biodiesel and feedstock (oilcake or as birdseed). After harvesting, the sunflower seeds are transported to the crushing plant. When making sunflower oil the sunflower seeds are cleaned and the hulls are removed.