Few flowers capture the essence of summer quite like the sunflower (Helianthus annuus). With their towering stalks, golden petals, and sunny disposition — literally, thanks to their habit of turning ...

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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.

It might surprise you to learn that there are over 70 sunflower varieties, and this one that looks similar to a daisy can ...

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 ...

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 ...

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 ...

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, ...

We feed birds all summer long, and the grass and flowers near the feeder tend to look bad. The grass dies due to the broken seeds that fall and an ugly green leafy weed grows instead. Is there any ...

Add Yahoo as a preferred source to see more of our stories on Google. A sunflower field against a blue sky - Vlad Ispas/Shutterstock Few flowers capture the essence of summer quite like the sunflower ...