Planting Instructions: May be planted in well-draining soil. Before planting, soak corms for 2 in lukewarm water (do not oversoak). 1. Dig a hole 2–3" deep.2. Set the corms firmly in place 4" apart.3. Cover the corms with soil and water thoroughly. To force indoors, plant bulbs in containers with soil and cool at 40º F for 15 weeks. Then, follow planting instructions above. In the spring and fall, apply a balanced, slow-release fertilizer. Follow the manufacturer's instructions.