Ferry-Morse 1181 Zinnia Annual Flower Seeds, State Fair Mixed Colors (600 Milligram Packet) This Ferry-Morse seed packet contains zinnia mixed-color flowers which bloom annually These seeds are half-hardy annuals that grow best in full sun; guaranteed to grow Plant height: 2 1/2-foot to 4-foot; 60-75 days to bloom Plant spacing 18-inch Includes one, 600-milligram packet