The common name for Helianthus is Sunflower. There are about 70 species of Sunflower. There are many tall varieties and also dwarf varieties like H. annuus ‘Pacino’, which grows only up to 40 cm (=16 in) high. There is also a double flowered variety called ‘Teddy Bear’. Sunflowers are one of the most popular daisies. They are famous for their edible seeds and Sunflowers are very popular with children who have fun growing them.