Other means of acquiring information on indoor lilies will also include reading agriculture and gardening books and magazines as well as surfing the Internet for web sites that contain information about it. How to keep indoor lilies thrive One of the most ideal solutions for people who love growing lilies but encountering problems due to natural elements such as climate and space restrictions is keeping them indoor. As much as possible, avoid lilies that have yellowish leaves, wilted foliages, brownish leaf margins, and those that bear spots and blotches. Check if the plant doesn t have torn leaves or have been polished with a chemical to make it temporarily shine. In buying lilies in pots or containers, try to look for those that have new flowers and leaf buds because they are usually of high quality. Water is very essential in growing these plants. You need to supply the flower bed with constant moisture. The best way to do it is through soaking. You must allow the hose to run gently near the flower bed until the ground is soaked at least six inches deep. You can also opt to use a soil soaker to manage several clumps at a time. The plant needs a shady garden area. Longiflorum hybrid (division 5) This group includes hybrids from L. longiflorum and formosanum. The flowers look like elegant white trumpets. They are raised from seeds, although they are not keen to be in the garden. Trumpet and Aurelian hybrids (division 6) Trumpet lilies are standouts in the garden with their magnificent and huge flowers tall, serene, and full of fragrance and colors. low nitrogen fertilizer is just fine. When flowers bloom and wilt, remove the deadheads to encourage further blooms. If you want cut flowers from the blooms, cut half of the stalk. Never cut the foliage because it is needed to ensure the vitality of the plant. Do the cuttings early in the morning. Pruning After the flowering season, continue watering until the stem and leaves become yellow. They come in bright shades of yellow and pink, white, orange, purple, cream and lilac and many more in-between. They have the same basic form of three outer petals (called sepals) and three inner petals. The exterior color of the sepals is sometimes different than the interior petals. Interior colors may be plain, spotted, splashed or linear.