Calabash (; Lagenaria siceraria), also known as bottle gourd, white-flowered gourd, long melon, birdhouse gourd, New Guinea bean, New Guinea butter bean, Tasmania bean, and opo squash, is a vine grown for its fruit. It can be either harvested young to be consumed as a vegetable, or harvested mature to be dried and used as a utensil, container, or a musical instrument. When it is fresh, the fruit has a light green smooth skin and white flesh.
Calabash fruits have a variety of shapes: they can be huge and rounded, small and bottle-shaped, or slim and serpentine, and they can grow to be over a metre long. Rounder varieties are typically called calabash gourds. The gourd was one of the world's first cultivated plants grown not primarily for food, but for use as containers. The bottle gourd may have been carried from Asia to Africa, Europe, and the Americas in the course of human migration, or by seeds floating across the oceans inside the gourd. It has been proven to have been globally domesticated (and existed in the New World) during the Pre-Columbian era.
There is sometimes confusion when discussing "calabash" because the name is shared with the unrelated calabash tree ( Crescentia cujete), whose hard, hollow fruits are also used to make utensils, containers, and musical instruments.
Gourds were cultivated in Africa, Asia, Europe, and the Americas for thousands of years before Columbus' arrival to the Americas. Polynesian specimens of calabash were found to have genetic markers suggesting hybridization from Asian and American cultivars. In Europe, Walahfrid Strabo (808–849), abbot and poet from Reichenau Island and advisor to the Carolingian kings, discussed the gourd in his Hortulus as one of the 23 plants of an ideal garden.
The mystery of the bottle gourd – namely that this African or Eurasian species was being grown in the Americas over 8,000 years ago – comes from the difficulty in understanding how it arrived in the Americas. The bottle gourd was theorized to have drifted across the Atlantic Ocean from Africa to South America, but in 2005 a group of researchers suggested that it may have been domesticated earlier than food crops and livestock and, like dogs, was brought into the New World at the end of the ice age by the native hunter-gatherer Paleo-Indians, which they based on a study of the genetics of archaeological samples. This study purportedly showed that gourds in American archaeological finds were more closely related to Asian variants than to African ones.
In 2014 this theory was repudiated based on a more thorough genetic study. Researchers more completely examined the plastid genomes of a broad sample of bottle gourds, and concluded that North and South American specimens were most closely related to wild African variants and could have drifted over the ocean several or many times, as long as 10,000 years ago.
The plant produces night blooming white flowers. The male flowers have long peduncles and the females have short ones with an ovary in the shape of the fruit. Sometimes the female flowers drop off without growing into a gourd due to the failure of pollination if there is no night pollinator (probably a kind of moth) in the garden. Hand pollination can be used to solve the problem. Pollens are around 60 microns in length.
First crop is ready for harvest within two months; first flowers open in about 45 days from sowing. Each plant can yield 1 fruit per day for the next 45 days if enough nutrients are available.
Yield ranges from 35 to 40 tons/ha, per season of 3 months cycle.
The plant is not normally toxic when eaten. The excessively bitter (and toxic) gourds are due to improper storage (temperature swings or high temperature) and over-ripening.
The shoots, , and leaf of the plant may also be eaten as leaf vegetable.
In Sicily, mostly in the Palermo area, a traditional soup called "Minestra di Tenerumi" is made with the tender leaves of var. Longissima along with peeled tomato and garlic. The young leaves are themselves called "tenerumi", and Lagenaria in Sicily is cultivated both professionally and in home orchards mostly to use the leaves as a vegetable, the fruit being treated almost as a secondary product.
It is also grown by the Italian diaspora.
Calabash also has a large cultural significance. In many African legends, Calabash (commonly referred to as gourds) are presented as a vessel for knowledge and wisdom.
Dried calabash were also used as containers for liquids, often liquors or medicines. Calabash gourds were also grown in earthen molds to form different shapes with imprinted floral or arabesque designs. Molded gourds were also dried to house pet crickets. The texture of the gourd lends itself nicely to the sound of the insect, much like a musical instrument. The musical instrument, hulusi, is a kind of flute made from the gourd.
In Hawaii the word "calabash" refers to a large serving bowl, usually made from hardwood rather than from the calabash gourd, which is used on a buffet table or in the middle of the dining table. The use of the calabash in Hawaii has led to terms like "calabash family" or "calabash cousins", indicating an extended family grown up around shared meals and close friendships. This gourd is often dried when ripe and used as a percussion instrument called an ipu heke (double gourd drum) or just Ipu in contemporary and ancient hula.
The Māori people of New Zealand grew several cultivars of calabash for particular uses like ipu kai cultivars as food containers and tahā wai cultivars as water gourds. They believed the gourd as a representation of Pū-tē-hue, one of Tāne (their god of forests)'s offspring. Several types of taonga pūoro (musical instruments) are made from gourds, including types of flute (ororuarangi, kōauau ponga ihu) and shakers (hue rarā, hue puruwai).
These toombas are made of dried calabash gourds, using special cultivars that were originally imported from Africa and Madagascar. They are mostly grown in Bengal and near Miraj, Maharashtra. These gourds are valuable items and they are carefully tended; for example, they are sometimes given injections to stop worms and insects from making holes in them while they are drying.
Hindu ascetics ( sadhu) traditionally use a dried gourd vessel called the kamandalu. The juice of a bottle gourd is considered to have medicinal properties and be very healthy (see juice toxicity above).
In parts of India a dried, unpunctured gourd is used as a float (called surai-kuduvai in Tamil) to help people learn to swim in rural areas.
In 2012, Teófilo García of Abra in Luzon, an expert artisan who makes the Ilocano people tamburaw variant using calabash, was awarded by the National Commission for Culture and the Arts with the "Gawad sa Manlilikha ng Bayan" (National Living Treasures Award). He was cited for his dedication to practising and teaching the craft as an intangible cultural heritage of the Philippines under the Traditional Craftsmanship category.
In Peru, Bolivia and Ecuador calabash gourds are used for medicinal purposes. The Inca culture applied symbols from folklore to gourds, this practice is still familiar and valued.
Cultivation
Toxicity
Nutrition
Culinary uses
Central America
East Asia
China
Japan
Korea
Southeast Asia
Burma
Philippines
Vietnam
South Asia
India
Bangladesh
Nepal
Pakistan
Sri Lanka
Europe
Italy
Cultural uses
Africa
China
Jewish culture
Polynesia
India
Philippines
New Guinea
South America
North America
Other uses
Tobacco smoking pipe
Enema equipment
External links
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