heleniums
Heleniums, also known as sunflowers, are a genus of large, herbaceous plants in the family Asteraceae. They are native to North America and have been cultivated for their edible seeds, oil, and ornamental value. The most well-known species is Helianthus annuus, commonly known as the common sunflower. Sunflowers are characterized by their large, bright yellow flowers that face the sun throughout the day, a phenomenon known as heliotropism. This adaptation helps the plants maximize sunlight exposure for photosynthesis.
Sunflowers are annual plants, meaning they complete their life cycle in one growing season. They typically
Sunflowers have been cultivated for thousands of years and are widely used in agriculture and horticulture.
The genus Helianthus includes over 70 species, with some being cultivated for their unique characteristics. For