The jabuticaba is a Brazilian fruit tree that looks like a prank. In season, its dark purple fruits cover the trunk and the thick lower branches so tightly that the bark almost disappears. The tree is usually listed under the botanical name Myrciaria cauliflora, but current plant references treat that as a synonym and accept Plinia cauliflora instead, a point that confuses a lot of search results. Whichever name you use, the species is known in English as the Brazilian grape tree. This article explains what jabuticaba is, why its fruit grows on the trunk, what it tastes like, how people use it, and what to expect if you want to grow one.
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| Jabuticaba fruits grow directly on the trunk and older branches of the Brazilian grape tree, a distinctive feature of this South American fruit species. |
Fruit that grows on tree trunks: The species name 'cauliflora' refers to the tree’s best-known trick. It is cauliflorous, meaning flowers and fruit form directly on the trunk and thick branches rather than on young shoots. Store norske leksikon uses jabuticaba as an example of this habit. During bloom, the trunk is covered in small white flowers with long stamens, and a few weeks later it is covered in blue-black fruit. Jabuticaba is one of several trees that do this, including cacao and jackfruit, but few species show it so dramatically.
First image credit: Wikimedia Commons
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| The jabuticaba tree produces grape-like fruits directly on its trunk and older branches. |
The fruit is round and dark purple, nearly black, about 2 to 4 centimetres across, and has seeds inside. The number varies by fruit and cultivar; some horticultural references report up to five seeds. The flesh is white or pink, sweet and juicy, and the fruit resembles muscadine grapes in both taste and appearance. The skin is thick and somewhat bitter, so the usual way to eat a jabuticaba is to squeeze the pulp into your mouth. A research paper from the Florida State Horticultural Society notes that the seeds can make up 13 to 35 per cent of the fruit’s weight, so there is less flesh than the size suggests.
Ripening is quick. Fruit generally takes about 30 to 45 days from pollination to maturity, although the exact time varies with the cultivar and growing conditions. Some horticultural accounts give shorter estimates, including roughly 20 to 30 days from bloom. In some regions, trees can fruit more than once a year, and a well-watered tree in a warm climate can produce several crops. The tree itself can reach about 10 metres, according to Store norske leksikon, although its size varies with growing conditions, and trees in gardens are often kept smaller.
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| Jabuticaba produces small white flowers directly on its trunk and older branches, a botanical growth habit known as cauliflory. |
In Brazil, people eat jabuticaba fresh, straight from the tree, but they also use the fruit to make jam, jelly, soft drinks, liqueur and wine. The catch is shelf life. The fruit spoils quickly after picking and may last only about one or two days at room temperature. Refrigeration can extend storage to around three or four days, depending on the cultivar and handling. Store norske leksikon notes that the short shelf life limits its commercial importance beyond local markets. That is one reason you rarely see jabuticaba in shops outside Brazil. Researchers have argued the fruit has strong market potential, but the Florida paper lists a lack of superior cultivars and the difficulty of picking from the trunk as obstacles.
The tree also has a place in folk medicine. In Brazil, an astringent decoction of the dried skins has traditionally been used for complaints such as diarrhoea and asthma, as StuartXchange and Store norske leksikon both record. Some laboratory studies, including animal studies, have looked at the peel’s effects on blood pressure and blood lipids, and the fruit is described as rich in antioxidant compounds. That is certainly worth noting, but it is early research, and it does not constitute evidence that jabuticaba treats or prevents disease in humans; nothing here is medical advice.
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| Jabuticaba produces dark, grape-like fruits directly on its trunk and older branches, a distinctive feature of the Brazilian grape tree. |
If you want to grow one, you will need to be patient. A tree that starts from seed can take around eight to ten years to fruit, although the time varies with the plant and growing conditions. Grafted or air-layered plants may fruit sooner, so many growers buy established or vegetatively propagated plants. Jabuticaba prefers warm, subtropical conditions, consistently moist soil, and excellent drainage. It generally does best in acidic soil. One horticultural account notes that untrimmed trees fruit best, because heavy pruning removes the older wood that bears flowers. Cultivars such as Sabará, Paulista, and Poncheira are the names you are most likely to see listed. Picking is awkward because the fruit sits low on the trunk, so expect to crouch.
The jabuticaba is deeply rooted in Brazilian culture. The tree appears on the coat of arms of Contagem in Minas Gerais, and it is a familiar ornamental across the country, valued as much for the sight of a fruiting trunk as for the fruit.
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| The jabuticaba tree, native to Brazil, is known for producing its grape-like fruit directly on the trunk and older branches. |
The jabuticaba is a particularly striking reminder that plants can still surprise us. A tree that carries its fruit on its trunk, a fruit that tastes like a grape but grows in clusters against the bark, and a botanical name that changes depending on which reference you consult all add up to one of the most distinctive fruits in South America. Whether you meet it in Brazil, in a botanical garden or in a pot on a sunny patio, it is worth a close look. If you enjoy unusual trees, read more in Travel Curiosities and Unique Places on Ritebook, including our post on the Rainbow Eucalyptus.
Sources: Wikipedia: Jabuticaba · Store norske leksikon: Jabutikaba · Balerdi et al., Pro c. Fla. State Hort. Soc. 119 (2006) · StuartXchange: Jaboticaba · Growables: Jaboticaba · Wikipedia: Cauliflory
Additional reference for cultivation and fruit development: University of Florida IFAS Extension: Jaboticaba—A Unique Fruit Tree for Florida Home Gardeners
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