29 Fruits That Start with O (With Photos!)

Are you looking for fruits that start with O? Here are 29 fruits that begin with the letter O from all around the world, along with some helpful information about each one.

Collage that says "fruits that start with O"

Are you on the hunt for a unique and diverse selection of fruits to add to your diet or spice up your culinary creations? Look no further than the letter “O”!

From the well-known orange and olive to the lesser-known opuntia and otaheite gooseberry, there are plenty of options to choose from. In this article, we’ll explore 29 fruits that start with the letter “O,” discussing their flavors, nutritional value, and potential uses in your kitchen. Get ready to expand your fruit repertoire and discover some new favorites!

Fruit Trivia

Which usage came first – orange the color or orange the fruit? (Scroll to the bottom of this post for the answer!)

O’Henry Peach

The O’Henry Peach was developed by famed (well famed in the peach world) California grower Grant Merrill in the 1960s. By the 1980s something like 40% of peaches grown in California were Merrill developed fruits. In the O’Henry he wanted to create a variety capable of extended storage, a nice red color, and a fresh flavor.

Oeillade Noire Grape

Oeillade Noire is a red French wine grape that is now all but extinct. Though France is known as rather a grape wine Mecca, grapes likely first came from the Middle-East where cultivation began as long as 8,000 years ago. For a whole lot more on how to select, store and use these ancient gems check out Grapes 101.

Ogallala Strawberry

The Ogallala Strawberry was developed by the USDA in cooperation with the University of Nebraska. They crossed the Rocky Mountain strawberry with a common strawberry to get a large sized everbearing berry. Everbearing refers to those varieties that produce two crops each season.

Ogeechee Lime

Ogeechee Limes are named after the Ogeechee River in Georgia. These red (upon ripening) limes grow primarily in Georgia, South Carolina, and Florida and are very sour. They are used primarily in drinks, lime juice, sauces, and even marmalade. Accepting the sour taste, they can be used in lieu of other limes. A good use for an extra sour lime? Try this Grilled Pineapple with Honey and Lime!

Oil Palm

Oil Palm Fruit is native to West and SW Africa. The fruit produces two types of palm oil. Crude palm oil is harvested by squeezing the fruits pulp. Kernel oil comes from crushing the stone from the fruit. These oils are used to make soap, candles, fuels, cosmetics and lubricants.

Okra

Okra is in fact a fruit despite being the vegetable many people love to hate unless of course they like Gumbo. It is also great in salads, stir-fry, and soups. Our favorite way to serve up okra is roasted on the grill. Try growing them at home. They grow quickly, but don’t let them get too large as they become quite fibrous.

Okuzgozu Grape

Okuzgozu Grapes are a dark grape grown in Turkey. They are known to produce full-bodied wines with light tannins.

Olallieberry

Olallieberry is the brand name for the Olallie Blackberry which was created in 1935 through a cooperation between the USDA and Oregon State University. Blackberries are high in antioxidants and vitamin C, and are great for making jams & jellies as well as a variety of desserts. Try them in this Berry Cabbage Smoothie Recipe. I know, cabbage smoothie recipe? Trust us on this one.

Olive

Olives are in fact fruits. They are largely grown around the Mediterranean where hundreds of varieties, some just subtle changes from others, are known. 90% of olives are used to make olive oil while only 10% are used as table (or martini) olives.

Opal Apple

Opal Apples originated on the First Fruits Farm in Washington State. Its popularity, however, is demonstrated in that they are grown in much of Europe today. The opal apple is known for its tangy flavor and crunchy texture. It was grown to be less browning than other apples.

Opal Plum

Opal Plums were developed in Sweden about a hundred years ago. They are a small sweet red plum. Plums were one of the first cultivated fruits, and opal plums were far from the first new variety developed. Check out our Plum 101 guide for more on nutrition information, how to select, store, etc.

Opuntia

Opuntia is another name for the prickly pear. These are not pears as we know them. They grow at the tip of a cactus, thus the name. They are said to taste like bubble gum, and are often used in cocktails, jams, and candies. They are wonderfully healthy, loaded with fiber and vitamin C.

Orange

Oranges are actually a hybrid of Pomelo and Mandarin, and sometimes referred to as the Sweet Orange. They are native to Southern China, northeast India, and Myanmar and have been cultivated for over 2,000 years Today sweet oranges makeup about 70% of all citrus produced world-wide, and are the most cultivated tree in the world. Kudos to the humble orange.

Orangelo

The orangelo is a cross between an orange and a grapefruit. It has the pink flesh of a grapefruit and like its parent is good cut in half and eaten by spoon. It also has the same great nutrition profile of both oranges and grapefruit.

Oregon Grape

The Oregon Grape is not a grape, but a berry that grows invasively in the American Northwest. They are very tart, but loaded with vitamin C. They have been used for centuries in Chinese medicines, and there is some research that suggests that can relieve skin conditions.

Orient Melon

Orient Melon is also known as the Korean Melon though in Korea it is called Chamoe. They are mostly grown in Korea, China, and Japan, but can also be found in Hawaii and California. Your best bet at finding them is probably at an Asian market. These small melons are unusual in that you can eat the entire melon rind and all. Its white pulp is juicy and sweet. The white color and nice flavor would make this a good add to any fruit salad.

Orient Pear

Orient Pears are a cross between the Asian Pear and European Pear. It is a large, round, and sweet pear. There are around 3,000 pear varieties worldwide. They are can be eaten so many ways, raw, dried, candied, juiced, in wine, schnapps, etc. Check out our guide on Pear Types, and perhaps consider yet another way to enjoy pears in Pear Pizza with Gorgonzola and Thyme.

Oriental Cherry

The Oriental Cherry is also known as the Mt Fuji Cherry and is native to Japan, China, and Korea. Cherries are so healthy that we wrote a post to highlight the 9 Unexpected Cherry Benefits (and why you should be eating more!). You can use Oriental Cherries like any other cherry – give this Fruit Smoothie Bowl with Cherries and Plum Recipe a try!

Orin Apple

Orin Apples were created by the Aomori Apple Research Station in Japan. I know right? A whole research center on just apples. Well, there are something like 30,000 varieties world-wide now with more being added every year. Orin apples are a sweet apple that resulted by crossing the golden delicious and multiple Indo apple varieties.

Orlando Tangelo

The Orlando Tangelo is a hybrid mix of Tangerine and Grapefruit developed by the USDA in 1911. It is about the size of a tangerine, but unlike the tangerine its peal sticks firmly to the pulp making it difficult to peel by hand.

Oroblanco

The Oroblanco is a hybrid cross of an acid free pomelo and a white grapefruit developed at the University of California’s citrus experiment station. The fruit is less acidic and less bitter than other grapefruit. We can think of many uses for a less bitter grapefruit. This Grapefruit Brulee with 20-Minute Quinoa Granola comes to mind immediately.

Ortanique

The Ortanique was created by David Phillips in Jamaica in 1939. He gave it the name saying it was a combination of Orange & Unique. The fruit wedges are used in fruit salads, sorbet, and preserves.

OSO Grande Strawberry

OSO Grande Strawberries were developed in 1989 at the University of California. It is a plant that produces a lot of fruit. For information on how to choose, store, and hull strawberries as well as nutritional information check out our Strawberry 101 Guide.

Osteen Mango

Osteen Mango originated from a tree planted in 1935 by, no surprise, Mr. Osteen of Florida. The first fruit didn’t come until 1940, but its nice color and flavor quickly made it a popular variety. While some are still grown on Merritt Island in Florida, it is grown commercially in Europe.

Otaheite Gooseberry

Otaheite Gooseberries are grown in much of Asia, the Caribbean, and Central & South America. They are a very tart berry, so are not normally eaten raw. Uses vary by region, but include pickled, candied, in relish, preserves, syrup, in fruit juice, and made into vinegar.

Oullins Gage Plum

Oullins Gage Plums come from Oullins France. Gage refers to a grouping of small plums that while more delicate than other plums have a higher sugar content and some would say better flavor. Oullins gage plums are a golden color that can be eaten fresh or used in any manner of culinary uses calling for plums. This plum smoothie would be a great use for an extra sweet plum. Plum Cobbler Smoothie with Berries and Oats Recipe.

Oval Kumquat

Oval Kumquats are native to Southern China which is also the origin of all kumquats. They are yellow to orange in color and typically about an inch (2-3 cm) in diameter. Kumquats are usually eaten raw and whole, but also go great in fruit salads.

Ozark Beauty Strawberry

The Ozark Beauty Strawberry was developed in Arkansas, and is today one of the most popular everbearing varieties. Everbearing simply means the plant yields two crops per season. For more on this American favorite check out Strawberry 101.

Ozark Gold Apple

The Ozark Gold Apple was developed at the Missouri State Fruit Experiment Station in 1970. It is a hybrid of the Golden Delicious and Jonathan apples. The apple is crisp, juicy, and fine grained.

Trivia Answer

The fruit “orange” was used first! The word “orange” referring to a fruit was first recorded in the 14th century. “Orange” as a color was first used in the 16th century.