Sunflowers contain both female and male parts. The female parts including the style, stigma, and ovary; all of which are needed for reproduction. The male parts include stamen, which is the part that gets transferred from plant to plant by insects.
The female parts of the flower are located within the tiny flowers that make up the head of the flower.
The male parts of the flower are located at the tip of the filament.
Sunflowers have 29 chromosomes
Sunflowers are complete plants
For optimum growth, temperatures should be about 70-78F. Sunflowers can grow in any types of soil from sandy to clay. Sunflowers need good soil drainage in order to reach their best quality.