Ferry-Morse Sunflower Mixed Colors Seeds (Annual) This Ferry-Morse seed packet contains mixed-color sunflowers which bloom annually These seeds are an heirloom variety that grows best in full sun; guaranteed to grow Plant height: 4 1/2-foot; 75-90 days to bloom Plant spacing 18-inch to 24-inch Includes one, 1-gram packet This Ferry-Morse seed packet contains mixed-color sunflowers which bloom annually Plant height: 4 1/2-foot; 75-90 days to bloom Plant spacing 18-inch to 24-inch Includes one, 1-gram packet