Size:8 OZMiracle-Gro Water Soluble Orchid Food is a great way to nurture orchids and other acid-loving plants. It gives plants a deep, rich leaf color, beautiful blooms, and strong roots. Apply it every 2 weeks during active growth periods and every 4 weeks during rest periods. Grow a colorful, beautiful orchid with Miracle-Gro Water Soluble Orchid Food.