Aster
Aster
Aster (/ˈæstər/; from Ancient Greek: ἀστήρ, astḗr, "star") is a genus of perennial flowering plants in the family Asteraceae. Its name is derived from the Greek word for "star," reflecting the shape of its flower head.
Description
Asters are known for their showy, daisy-like flowers that come in a variety of colors, including white, red, pink, purple, lavender, and blue. They typically bloom in late summer and fall, providing a source of late-season nectar for pollinators.
Species
There are approximately 180 species of aster, including the New England aster (Aster novae-angliae), smooth aster (Aster laevis), and heath aster (Aster ericoides).
Cultivation
Asters are popular in gardens for their vibrant colors and late-season bloom time. They prefer full sun and well-drained soil. Some species, such as the New England aster, are also used in wildflower gardens and meadow restoration projects.
Medical Uses
In traditional medicine, some species of aster have been used for their purported medicinal properties. For example, the Native Americans used the New England aster to treat various ailments, including fevers and respiratory problems. However, these uses have not been scientifically validated and should not replace conventional medical treatment.
Etymology
The name "aster" comes from the Ancient Greek word astḗr, which means "star." This is likely a reference to the star-like shape of the aster's flower head.
Related Terms
- Asteraceae: The plant family to which asters belong.
- Genus: A rank in the biological classification system, or taxonomy, that groups closely related species together. Aster is a genus within the Asteraceae family.
- Perennial: A term used to describe plants that live for more than two years. Asters are perennial plants, meaning they return year after year.
External links
- Medical encyclopedia article on Aster
- Wikipedia's article - Aster
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