Rose Glo is blended with many different natural/organic materials to provide the very best sources for nutrients for abundant, more colorful blooms, and dark rich green foliage. A superior blossom producing fertilizer to delight the "rosarian" and surprise the flower gardener. Primary nutrients derived from: Alfalfa Meal, Humus, Micronutrients, Minerals, Microbes and other super ingredients... 1 1/2 to 2 1/2 lbs. per 1000 square feet.