The Formation Principles and Influencing Factors of Color Development in Chinese Cymbidiums

Color Development in Chinese Cymbidiums Color development technique is the use of reasonablecultivationmethods, together with some special management, to bring out the color of Chinese cymbidium coloredflowersto the fullest.cultivationIn Chinese cymbidiums with colored flowers, it is often found that the flower color fades year after year, so people have experimented with methods to encourage the flower color to fully express itself. For example, after the flower buds form, the growing medium can be replaced or wood ash water can be poured on to neutralize the acidity of the medium in the pot. Practice has shown that color fading in colored flowers is related to the acidity of the growing medium, and a neutral medium is favorable for the flower color to develop. Incultivationorchidspractice, people have also found that flower color is related to light, so they use various methods to regulate light, and even apply the principle of color filters by covering the coloredflowers'buds with sleeves of various colors; the actual effect is very obvious. Filtering out certain colors in sunlight is favorable for the full expression of the flower color of colored flowers. Temperature is also related to flower color. For example, maple leaves turn especially bright red after frost. After a reasonable low-temperature period, the flower color of Chinese cymbidiums with colored flowers will also be especially full. Therefore, reasonably regulating the temperature during the bud formation period of colored flowers is one of the color development techniques. (Ding Yongkang, "Three Hundred Questions on Chinese Orchid Art")