- The name "chrysanthemum" is derived from the Greek words chrysos (gold) and anthemon (flower).
- Yellow or white chrysanthemum flowers of the species C. morifolium are boiled to make a sweet drink in some parts of Asia.
- Chrysanthemum leaves are steamed or boiled and used as greens.
- Small chrysanthemums are used in Japan as a sashimi garnish.
- Pyrethrum (Chrysanthemum cinerariaefolium) is economically important as a natural source of insecticide. Pyrethrins attack the nervous systems of all insects, and inhibit female mosquitoes from biting.
- Chrysanthemum plants have been shown to reduce indoor air pollution by the NASA Clean Air Study.
- In some countries of Europe (e.g., France, Belgium, Italy, Spain, Poland, Hungary, Croatia), incurve chrysanthemums are symbolic of death and are used only for funerals or on graves.
- In the United States, the flower is usually regarded as positive and cheerful.
- In Australia,the chrysanthemum is sometimes given to mothers for Mother's Day.
- "Chrysanthemum Gate" is taboo slang meaning "anus" (with sexual connotations).
- In China it is one of the four symbolic seasonal flowers.
- Chrysanthemums were first cultivated in China as a flowering herb as far back as the 15th century BC.
September 22, 2014