He helps breed better versions of the domesticated plant, Helianthus annuus, whose seeds we snack on and whose oil we cook with. It’s here that breeders make sunflowers more resistant to ...

The common sunflower (Helianthus annuus L.) is a species of the Asteraceae family. The plant seeds are edible, and manufacturers use them for foods and producing sunflower oil. As such ...

Here's what to know about each kind of sunflower. There are close to 150 species of sunflowers in the genus Helianthus. Most are characterized by brightly colored flowers and rough, sandpaper-like ...

A few of my favorites: • Sunflowers (Helianthus species) — Everyone is familiar with annual sunflowers, but there are also many perennial sunflowers, some of which will grow in part shade and ...

There are about 14 species of annual wild sunflowers, all multibranched and flowered. During summer, a drive through much of the U.S. will reveal many growing by the side of the road. Helianthus ...

For those who enjoy starting plants from seed, the annual Silver-Leaf Sunflower (Helianthus argophyllus) a native of Texas, Florida and North Carolina, is a spectacular annual sunflower.