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July 30, 2026Short & citedBlog
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Field Notes • Plant

Asparagus

Asparagus is a genus of flowering plants in the family Asparagaceae, best known for the cultivated species Asparagus officinalis.

Updated July 30, 20261 min readCited sources

Asparagus is a genus of flowering plants in the family Asparagaceae, best known for the cultivated species Asparagus officinalis. Its young shoots are widely eaten as a spring vegetable.

What it is

Asparagus is a genus of perennial flowering plants, with around 100 to 300 species depending on the source. The best-known species is Asparagus officinalis, commonly called garden asparagus. The genus is native to the Old World, including Eurasia and parts of Africa.

Why it matters

Asparagus officinalis is a widely consumed vegetable, especially in spring. Other species, such as Asparagus densiflorus and Asparagus setaceus, are grown as ornamental plants for their feathery foliage. The plant has been cultivated since ancient times, including in ancient Greece.

Key details

The edible part of Asparagus officinalis is the young shoot, often called a spear, harvested before the stem fully develops. The genus belongs to the family Asparagaceae, order Asparagales. In Canada, asparagus is commonly sold in grocery stores and local markets as a spring vegetable.

In short

  • Asparagus is a genus of flowering plants, best known for the edible species Asparagus officinalis.
  • Young shoots, or spears, are harvested as a spring vegetable.
  • Other species are grown as ornamentals for their decorative foliage.
  • The genus is native to Eurasia and has been cultivated since ancient times.
Canadian angle

Asparagus is widely sold and consumed in Canada as a spring vegetable, and Canadian readers are most likely to encounter Asparagus officinalis in grocery stores and local farming markets.

Quick questions

What is asparagus?
Asparagus is a genus of flowering plants, best known for Asparagus officinalis, the cultivated vegetable.
Which part of the plant is eaten?
The young shoots, often called spears, are harvested and eaten as a vegetable.
How many species are in the genus Asparagus?
Sources vary, with estimates ranging from about 100 species to up to 300 species.

Sources

  1. Wikipedia — https://en.wikipedia.org/wiki/Asparagus
    Supports: Asparagus officinalis as the best-known species, native range, and use as a vegetable crop.
  2. Encyclopaedia Britannica — https://www.britannica.com/plant/Asparagus
    Supports: Genus-level classification, family placement, species diversity, and edible spring stalks.
  3. Encyclopedia.com — https://www.encyclopedia.com/plants-and-animals/plants/plants/asparagus
    Supports: Genus description, number of species, and cultivated edible shoots.
  4. GBIF — https://www.gbif.org/species/113673261
    Supports: Asparagus officinalis as a perennial flowering plant, widely cultivated for edible young shoots.
  5. Native Plant Trust — https://www.nativenplanttrust.org/species/asparagus/officinalis/
    Supports: Native range, cultivation history, and naturalization in temperate regions.