Outsidepride Rudbeckia Hirta Gloriosa Daisy Seed - 1/4 LB Outsidepride is a family owned U.S. Company. No other company on this listing is selling our seed. USDA Zones: 3 - 10 Height: 24 - 36 inch perennial Bloom Color: Yellow Sowing Rate: 1/2 ounce per 1,000 square feet or 2 pounds per acre