The scientific name of Sunflowers is Helianthus annuus and the plants are a treasure of summertime. How long does it take for sunflowers to bloom? Actually Sunflowers typically begin blooming in the mid-summer and can persist into early fall. The flowers, which stretch around three to six inches across on average, have a broad central disk surrounded by short, yellow petals. A Sunflower plant grows on a hairy, sturdy, upright stem that can be some feet high. The Sunflower plant stems can hold a single flower or be branched with multiple blooms. Actually a rough, hairy, oval to triangular leaves grow along the Sunflower plant stem. The Sunflower plants are annual, meaning the plant complete their growth cycle in 1 year. You should plant the sunflowers in the spring after the garden soil has warmed to at least fifty-five degrees Fahrenheit. To learn how to grow sunflower from seeds visit https://www.flowerpeek.com/2024/03/how-to-grow-sunflower-from-seeds.html