Rudbeckia hirta 'Sahara' blooms in a wide range of colors. The flowers are single, semi double and double flowering types. The colors range from buttery yellow, maroon, and burgundy bicolors. This Rudbeckia is a smaller size than other varieties and grows to about 2 feet. The coppery colors are great for fall arrangements. Sahara Rudbeckia should be treated as an annual in most areas. 45 Seeds per packet. Seeds come with complete growing instructions.