The living room of the elderly requires quiet and simple, sunny and fresh air, which is conducive to the health care of the elderly. Therefore, the color of flowers used should highlight the characteristics of fresh and elegant. It is best to choose green plants with simple management, drought tolerance and evergreen seasons. Because green is conducive to the elderly to eliminate vision fatigue, improve vision and clear the heart. It can accommodate 1 ~ 2 pots of small bamboos or small flowers and trees such as cycads, dwarf bamboos, five-needled pines, Podocarpus, Evergreen, Huwei orchid, etc. Some of these flowers are lush, some are strong and green, and they are available all year round, symbolizing the health and longevity of the elderly. Can let the old people enjoy the charm of flowers and trees at the same time, ignite the enthusiasm of loving life and rejuvenating youth. If an aquatic plant cultivated in a glass container is placed in the upper corner of the desktop, it will appear crystal clear, so that the elderly can enjoy the exquisite natural landscape of rooting, germination and flowering of aquatic green plants at any time, and the sense of pleasure arises spontaneously.