Sunflowers typically bloom 70 to 100 days after planting, with specific timing dependent on variety. The blooming stage, ideal for harvesting cut flowers, occurs 10 to 13 weeks after seed sowing.

Originally cultivated by Native Americans around 3,000 B.C., sunflower is a native North American plant that has become a worldwide favorite, valued for its beauty as well as its numerous uses, ...

Sunflowers have a way of making gardens brighter and happier. They make beautiful and summery cut flowers for vases and bouquets. Sunflowers are also an excellent source of food for the wildlife in ...

Companion planting is a clever way to get plants to work together to protect each other from pests and diseases and create a more ideal growing environment. While you might typically think of ...

Sunflowers can either be annuals or perennials, depending on the variety you choose to plant. Annual sunflowers complete their life cycle in one season, while perennial sunflowers reappear each year.

Tall sunflowers make handy natural supports for climbing vegetables and flowers, and their pollen-rich blooms entice insects to pollinate crops. However, sunflowers don’t play nicely with all edible ...

A new study by Tel Aviv University, in collaboration with the University of Colorado, Boulder, discovered that plants that grow in dense environments, where each plant casts a shadow on its neighbor, ...

TEL AVIV-YAFO, Israel — Sunflowers really do “dance” as they grow so as not to block solar rays from each other, reveals new research. The study sheds light on a scientific puzzle that has occupied ...