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Noble flowers: The four noble plants of the ancient Chinese were the Chrysanthemum, the Orchid, the bamboo, and the plum, and therefore only the upper class Chinese were permitted to grow them in their gardens.

Sense of enjoyment and satisfaction: Flowers have a long-term positive effect on moods. Specifically, participants in a research study reported feeling less depressed, anxious and agitated after receiving flowers, and demonstrated a higher sense of enjoyment and life satisfaction.