Ornamental Sunflower is popular for its decorative purpose as they are excellent cut flower
Ornamental Sunflower The Ornamental Sunflower plant self-sows abundantly and produces lots of seeds. Sunflower seeds are oblong and faceted. The common sunflower is a one-stemmed annual with stiff, upright shoots and strikingly large inflorescences ranging from five to thirty centimeters in diameter. Its large, tubular flowers are easy to recognize, with rows of petals and bristly-downy bracts enveloping the flower basket. Ornamental sunflowers are also popular in birdfeed mixes. They make an excellent cut flower and can be used in containers. Seeds of sunflowers can be sown directly into the soil in early spring or early summer. The plants will begin to flower after about three months. Ornamental Sunflower need at least two plants for cross-pollination. If one sunflower is planted with a bird, it produces empty hulls. It is best to plant two sunflowers to ensure a successful harvest. It should be spaced between 50 and 70 cm apart. Its petals are long and feathery and the cent...