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A plant may be described as "hardy to zone 10": this means that the plant can withstand a minimum temperature of 30 to 40 °F (−1.1 to 4.4 °C). Unless otherwise specified, in American contexts "hardiness zone" or simply "zone" usually refers to the USDA scale.
Countries by artichoke production in 2016 A map of artichoke production, 2005. This is a list of countries by artichoke production in 2022, based on data from the Food and Agriculture Organization Corporate Statistical Database. [1] The estimated total world artichoke production for 2022 was 1,584,514 metric tonnes. [1]
The artichoke (Cynara cardunculus var. scolymus), [1] also known by the other names: French artichoke, globe artichoke, and green artichoke. In the United States, [2] it is a variety of a species of thistle cultivated as food. The edible portion of the plant consists of the flower buds before the flowers come into bloom.
The cardoon (Cynara cardunculus / ˈ s ɪ n ər ə k ɑːr ˈ d ʌ n k j ʊ l ə s /), [2] [3] also called the artichoke thistle, is a thistle in the family Asteraceae. It is a naturally occurring species that also has many cultivated forms , including the globe artichoke .
In 1923, there were nine artichoke growers. Within four years, there were over 50 growers and 12,000 acres (4,900 ha) of artichokes growing in Castroville and the Monterey Bay area. [8] In 1924 Daniel Pieri, Amerigo Del Chiaro, Angelo Del Chiaro, Alfred Tottino, and James Bellone formed the California Artichoke and Vegetable Growers Corporation.
These maps show a scale, or index of greenness, based on several factors: the number and type of plants, leafiness, and plant health. Where foliage is dense and plants are growing quickly, the index is high, represented in dark green. Regions with sparse vegetation and a low vegetation index are shown in tan.