For some effects, you can plant your lilies in groups of three or five identical bulbs. Space the plants 8 to 12 inches apart. Depending on the vigor and size of the lilies, keep the groups 3 to 5 feet apart. Small lily bulbs are planted 2 to 4 inches deep, and the larger bulbs about 4 to 6 inches deep. Clay and sand are the best soil options out there. Because of its high retention properties, clay is preferred by first time gardeners of ornamental plants such as lilies. When it comes to containers, lilies will grow best in those have tapered bottom and sides that will enable air and water to circulate properly. Crucial to repotting is the type of containers to be used. Since repotting is inevitable, you should know what kind of pot to use and how to take care of that pot. In looking for the right pot, make that it would be large enough to provide space for the roots. It should also have sufficient room above the plant line for proper watering. Storing Move the trays of potted lilies to an unheated place so they can sit for a minimum of 2 weeks to root. Keeping them in the cold stimulates them to have healthy and extensive root systems before they send out shoots. There is no need to water them now because they are kept cool, and they don t dry out because they are in the dark. You could easily reduce risks by wiping the leaves like when removing the dirt. Be sure to remove dead flowers and leaves, so that the lily would grow eventually grow more flowers and foliage. Word of caution against peace lilies, make sure that children and pets do not eat the leaves. For children, it could cause mouth ulcerations and vomiting. You could plant on a sloping area, just make sure to have mulch on the soil around the stems, to avoid the soil from being washed away. If you do not have a sloping area, then the best way would be to elevate the soil bed. You could even put some rocks or blocks on the edges of the bed to make it look more appealing.