What unique requirements do orchids have for their growing environment?

Alternative names for orchids
Chinese orchid, spring orchid, orchid grass, orchid bloom, secluded orchid, mountain orchid, national fragrance, fairy of the empty valley, ancestor of fragrance.
Orchid growing habits
Orchids prefer a shady environment and fear direct sunlight. When caring for them, keep them in a semi-shaded spot where they receive scattered light.
Orchids prefer a humid environment and dislike dryness; they should be ventilated frequently.
Fertile soil allows orchids to grow more robustly; choose fertile soil rich in humus.
The value of orchids
Ornamental: "Weeping dew scatters the light, the shadow leans of its own accord in the wind; how can a common person compare, for the leaves are better to behold than the flowers." This poem describes the graceful, lithe beauty of orchid leaves. Placing a few pots of orchids in the home to decorate the room instantly brings it to life, and when the flowers bloom, waves of delicate fragrance fill the air.
Culinary: orchid flowers have a mellow fragrance and can be used in tea or to make soups and dishes.
The flower language of orchids
Orchids generally describe a gentleman, and are often used to describe a woman as a secluded orchid in an empty valley.
The flower language of orchids: indifferent to fame and fortune, elegant, beautiful, pure and virtuous.