The sunflower is an annual North American flower that comes in an enormous variety of colors and types, whether or not giants of the garden with 15 ft tall flowers or dwarf bedders solely a foot tall. Description: Breeders have given us sunflowers in shades of cream, yellow, orange, crimson, rust, and brown, with and with out pollen. Pollen stains are an issue with reduce flowers. Leaves are large and coarse. Bedding varieties are properly branched. They’re tolerant of heat and drought. Plant the tall varieties 12 to 18 inches apart, dwarf ones at 9- to 12-inch spacings. Pinch the central tip of bedding types for more branching. Propagation: Sow seeds outdoors after remaining frost. Seeds germinate in 10 to 20 days at 70 levels to eighty five levels Fahrenheit. Uses: The dwarf kinds may be used in beds and borders, whereas the taller varieties are greatest on the again of the border. All are great in bouquets. Sunflower seeds are used as food for animals, birds, and other people. Leave the seed heads on your sunflowers and watch the birds have a treat.