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Plant Story

The Story of Prickly Pear

Prickly pear is the cactus genus Opuntia, native across the Americas. In central Mexico the pads were a traditional vegetable before the Spanish arrived, and 16th-century cochineal dye from the insects on those pads ranked just behind silver.

Prickly pear cactus with reddish fruits on spiny pads (wiki plant photo, genus-level card).
Wiki plant photo of a fruiting prickly pear. Not labeled as Opuntia ficus-indica or a California-native species. Not an illustration. Not labeled as a San Diego bed.

Stay genus-level. Opuntia ficus-indica (Indian-fig / mission cactus) is an example inside the genus, not this card’s identity.

How it was found

Kew prints the native range of Opuntia as America. The native list spans North, Central, and South America (including California and much of Mexico, plus the Caribbean and parts of South America). Introduced widely in the Old World, Australia, Africa, and Pacific islands. UC Small Farms Network (1989): while the prickly pear cactus is native to the United States, Mexico, and South America, it grows well in many areas of the world, including Africa, Australia, and the Mediterranean.

Domestication is skipped as a single species-level first-cultivation event. The card stays genus-level. UC Small Farms Network: in Central Mexico, the pads have grown as a traditional vegetable since before the Spanish arrived. Opuntia ficus-indica is printed as an example cultivated/tree form, not this card’s identity. Kew’s genus page does not print a first-domestication country.

How people used it

UC Small Farms Network: pads are cladodes or nopales (nopalitos when diced); fruits are prickly pears, cactus pears, or tunas. In Central Mexico the pads have been grown as a traditional vegetable since before the Spanish arrived. Kew’s genus page does not print a use-class sentence at genus rank.

Before synthetic dyes, cactus plantations were planted for red pigments; carminic acid (cochineal) is produced by the cochineal insect that feeds on pads and fruit. In the 16th century, the export of cochineal from Mexico was second in importance and monetary value only to silver (as printed there, citing Cantwell-de-Trejo).

Timeline

  1. 1754

    Miller names the genus

    Kew accepts Opuntia Mill., first published in Gard. Dict. Abr., ed. 4 (1754). Native range printed as America. Kew lists 185 accepted species on the fetched page.

    Kew POWO — Opuntia Mill.

  2. Before the Spanish arrived (as printed)

    Pads as a vegetable in Central Mexico

    UC Small Farms Network writes that in Central Mexico, the pads have grown as a traditional vegetable since before the Spanish arrived. That is a use-and-place sentence at the genus story’s human scale, not a first-domestication year for every Opuntia.

    UC Small Farms Network — Prickly Pear Cactus (1989)

  3. 16th century

    Cochineal, second only to silver

    UC Small Farms Network: in the 16th century, the export of cochineal from Mexico was second in importance and monetary value only to silver. A cactus insect, not a fruit recipe, made the crop imperial.

    UC Small Farms Network — Prickly Pear Cactus (1989)

  4. Turn of the century / circa 1914

    Burbank’s spineless cactus

    UC Small Farms Network: around the turn of the century Luther Burbank researched many uses of prickly pear; a compiled list of uses from Burbank’s research notes, circa 1914. Same page: from 1906 to 1915 Burbank developed and promoted some 35 varieties of “spineless” cactus for livestock feed.

    UC Small Farms Network — Prickly Pear Cactus (1989)

  5. Introduced range / weed (as printed)

    Notorious in some places it was taken

    UC Small Farms Network: in some areas of South Africa and Australia, prickly pear has become a notorious weed. Kew’s genus Introduced list includes those regions among many others. That is origin/use context — not a how-to or a CDFA pest rating.

    UC Small Farms Network; Kew POWO

Cool to know

America, 185 species

Kew accepts the genus and prints native range America (185 accepted species on the fetched page). USDA GRIN genus common name: prickly-pear.

Kew POWO; USDA GRIN

Indian-fig is an example, not the card

UC Small Farms Network prints that in time, cacti plants such as Opuntia ficus-indica may grow into freely-branching trees from 10 to 20 feet tall. Kew’s species page for O. ficus-indica (example only) prints native range Mexico (Oaxaca) / Native to: Mexico Southwest — not used as the genus card’s native range. Do not collapse California-native prickly pears with Indian-fig / mission cactus into one species story.

UC Small Farms Network; Kew POWO (example species)

Pads are stems

UC Small Farms Network: pads are flattened stems (cladodes); fruits form after the blooms fade; also called cactus pear and Indian fig (fico d’India in Italian) as common names for the group, not as proof every California native Opuntia is Indian-fig.

UC Small Farms Network

Growing notes for this plant live on the Plant Wiki. This page is origin and use, not a How-To.

Want prickly pear in a San Diego yard? See the native-edibles guide — this story does not assign a species. Get a quote or write yourgardenofgold@gmail.com.