When thinking of fruits that start with O, you probably think of orange or olive, but is that all? The answer is no, the list of O fruits will surprise you.
Besides knowing their names, Iโll show you details about their taste, texture, uses, and other fun facts.
If you also want to expand your knowledge about foods with O-starting, don’t skip the last section for some โO” veggies. Now, let’s begin with the selection of 26 amazing fruits.
26 Fruits That Start with O with Filters
Let’s discover 26 O-named fruits by using the filter to explore which ones are exotic treats, and perfect for recipes, drinks, or food decoration.
Orange
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Orange is a hybrid between mandarin and pomelo. The origin of orange is from many regions in Asia, such as Southern China, Northeast India, and Myanmar.
People usually say that an orange a day will keep your doctor away. Orange fruit is an excellent source of vitamin C. Drinking or eating an orange will also grant you vitamin A, potassium, and calcium. This will help maintain your body and keep you away from illness.
The healthy benefits of oranges that you may not know.
Olive
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Most people think olive is a vegetable, but itโs a fruit. Olive has a botanical name Olea europaea or European olive, which is traditionally found in the Mediterranean Basin.
Olive has many different varieties, but people usually separate it into 2 groups: green olives and black olives. The green one has a salty taste, and the black one is a little more bitter.
Olives can be the core ingredient in Mediterranean cuisine or as the topping for pizza. You can use them to make cake and jam. People also ferment them.
You can eat them raw to help clear the throat and lungs on dry days like winter. Olive contains many nutrients, such as protein, fatty acids, carbohydrates, fibers, vitamins, and oxidants. Vitamin C content is also 10 times higher than an apple.
Oval Kumquat
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Oval Kumquat, scientifically known as Citrus margarita and popularly called the Nagami Kumquat, is a petite, vibrant orange fruit. In fact, it resembles a miniature orange.
However, the flesh of oval kumquat has a sour flavor and is very different from oranges fruit. The skin of this fruit tastes like sugar, so when you combine the skin with the flesh, it will provide a mixture of tart and sweet.
Because of its flavor, oval kumquat has a variety of uses. You can slice oval kumquats and add them to your salad or jam. You can also use them in marinated sauces. Its rind is an interesting touch to your desserts as well.
Orangelo
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Orangelo, from Puerto Rico, is a mix of grapefruit and oranges. It’s simple to peel, with pinkish-red inside.
Like grapefruit, but sweeter and more colorful, it offers similar health perks to oranges. If you are looking for an excellent fiber and vitamin C fruit source, you should eat orangelo.
Eating orangelo can protect your body from cancer, boost your heart health, and help you avoid kidney stones.
Ortanique
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Ortanique or tangor is a hybrid of sweet orange and mandarin. It is a popular fruit in Jamaica. The rind is thick, but you can easily remove it with your hand. Ortanique has both sour and sweet tastes, so it is usually used to make jam.
This fruit has many benefits as citrus fruit, you can use it for dessert or to cure your illness. The rind is very useful, you can use it to create a lotion that helps your skin soften.
Orlando Tangelo
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Orlando tangelo is a hybrid of Ducan grapefruit and Dancy tangerine. It has a juicy, light, and sweet flavor. It looks exactly like orangeloโs fruit, but Orlando tangeloโs flesh is bright orange. Its rind is thin but hard to peel by hand.
Orlando Tangelo is one of the more cold-tolerant varieties since cold weather will make it even sweeter. FYI, when discovered in 1911, Orlando tangelo carried the name of Lake Tangelo.
Ogallala Strawberry
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Originating from a cross between wild strawberries and cultivated types, Ogallala strawberry stands out for its large, juicy berries with a deep red color. They have a sweet, yet slightly tart flavor.
Thanks to its beautiful look, this strawberry variety is perfect for decorating cakes or making chocolate-covered strawberries. People also use it to make jam and jelly.
Overall, Ogallala strawberry is a rare and plump strawberry that grows even in cold weather.
Ozark Beauty Strawberry
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If you are looking for a beautiful strawberry that can produce lots of fruits, Ozark Beauty strawberry is exactly what you are looking for. It can grow every season, making it very popular among commercial growers.
Ozark Beauty strawberries came from Arkansas. This cultivar produces large, bright red strawberries that are both sweet and juicy, making them ideal for various uses, from fresh consumption to jams and desserts.
Opal Plum
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Opal plum, a delightful fusion of the Early Favorite and Oullins Gage, transforms from a vibrant yellow when unripe to a rich red upon ripening.
Originating from Sweden and gracing the world since 1925, this variety has an exquisitely sweet flavor. They also have succulent light gold flesh.
With its moderate size and easily separable stone, it’s a joy to eat directly off the branch. Beyond fresh consumption, the Opal plum is good for making jams, pies, and juices.
OSO Grande Strawberry
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OSO Grande strawberry is a short-day type of strawberry with a particular flavor.
With a very interesting name and look, it was born in 1989 at the University of California. You can hardly see this fruit in other regions due to the production purposes.
This fruit produces large numbers of fruit. As a short-day type strawberry, people recommend selling it to local people rather than exporting it to other countries.
Osteen Mango
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Hailing from Florida in 1935, Osteen mango has the name of the Osteen family on Merritt Island. You can recognize it due to the red color when ripe.
Osteen mango has fiberless flesh and a soft, creamy, and gentle flavor compared to many other mangoes. It is sweet and a bit tangy.
Osteen mango is highly appreciated as a cultivar for commercial purposes. It is an average fruit and can be over a pound in weight when ripe.
Ogeechee Lime
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Ogeechee lime is named after the Ogeechee River in Georgia by William Bartram. These oval to oblong fruits resemble olives more than traditional citrus limes.
They are green and small but will turn red when ripe. The fruit’s skin is smooth, and the flesh is juicy, encapsulating one or two large seeds. It contains a lot of water with an incredibly sour taste.
People usually use it as an ingredient in drinks, marmalades, and sauces. Many people use it as a replacement for regular limes.
Otaheite Gooseberry
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Otaheite gooseberry is Phyllanthus acidus, Malay gooseberry. This fruit is a small yellow fruit that grows in clusters.
It has a very tart flavor. You can use it for many purposes, such as eating raw, making jams, cooking, drying, preserving, and even for medicine.
Otaheite gooseberry is a great fruit to prevent cancer, diabetes, and stomach problems. This popular fruit grows throughout Asia, the Caribbean, and Central and South America.
Ozark Gold Apple
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Ozark Gold apple is a golden-looking apple species from Missouri in 1970. It is a hybrid of the Golden Delicious, Red Delicious, Jonathan, and Ben Davis apples. It tastes similar to Golden Delicious apples: honeyed, sweet, and juicy.
The fruit is not grown commercially, people usually plant it in their home gardening. You can eat it raw or sliced and add it to the salad. Using it for baking cakes or blending it into sauces is a good idea. Some people are making juices and soup with it.
These apples have many health benefits. They are high in fiber, vitamin C and B6, which can reduce your bodyโs fatigue.
Oroblanco
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Oroblanco (or sweet grapefruit) is a seedless type of fruit created in 1981. It is a cross between the diploid acidless pomelo and seedy white tetraploid grapefruit.
It has a thick, pale green to yellow skin. Unlike grapefruit, oroblanco is sweet, less bitter, and easy to peel. It turns from green to yellow when ripe.
This hybrid fruit, developed to thrive in milder climates, matures to a size slightly larger than that of a grapefruit.
FYI, Oroblanco, which translates to “white gold” in Spanish.
Opal Apple
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Opal apple has the features of Golden Delicious and Topaz apple, developed in Prague in 1999. It appears with bright yellow skin and many tiny black dots.
It is juicy and crispy and is among the sweetest apple varieties you can find. Besides its appealing taste and texture, the Opal apple is known for its antioxidant, making it a healthful addition to any diet.
Oullins Gage Plum
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Speaking about cool climate fruits, you must know the Oullins Gage plum (or Reine Claude dโOullins.). Its name comes from the town of Oullins in France.
Itโs very tasty and full of sweetness. The skin has a beautiful golden color with many red dots. It also has a high-quality texture and tastes like candies. Of all the candy-like flavored plums, it is the best.
Orin Apple
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Orin apple originates from Japan and is medium to large in size. It tastes more like pineapple or pear than an apple. The flavor is sweet, juicy, and aromatic. It has yellow-green skin and ivory flesh.
Orin apple is fiber-rich and helps reduce cholesterol levels and prevent heart attacks. This fruit only provides a little vitamin C, vitamin A, and a small trace of sodium.
Orient Pear
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Orient pear is a mix of Asian and European pear. It has thick yellow skin with a smooth texture and soft flesh.
People choose Orient pear as their snack because it is sweet, firm, juicy, and melty. Compared to Asian or European pears, Orient pear is not too sweet.
You can easily find this fruit in the market in the late summer, around August.
Oil Palm Fruit
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Oil palm fruit has a reddish-orange color. They are from the oil palm tree, which is known as Elaeis Guineensis scientifically. These trees come from west and southeast Africa.
These fruits are small and have a savory and earthy flavor. Its taste is described as a taste of a carrot or pumpkin.
People mainly use oil palm fruit to make oil products like cooking oil, shampoo, cleaning, or cosmetic products. However, people also use them to make cookies, chocolate, peanut butter, and margarine.
Palm oil also has many health benefits, such as reducing heart disease and protecting the brain. It contains many vitamins and tocotrienols that support brain health.
Olallieberry
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Olallieberry is a cross between the black logan and the youngberry in 1950. You can say it looks like blackberries. It has a glossy black color and an excellent taste between tartness and sweetness.
The flesh of this fruit is juicy. And make sure it does not drip over your clothes because it is not easy to remove the stains.
This fruit is a famous ingredient for making Olallieberry pie in Pescadero, California. People prefer using Olallieberry to make jam and cupcakes other than blackberries.
It is an excellent Vitamin C and fiber source that helps reduce cancer risk.
Oeillade Noire
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Oeillade Noire is a super rare grape that is almost coming to extinction. It is a red wine grape from the south of France. This variety can be both wine and table grape varieties.
After the phylloxera epidemic in the late 19th and the Second World War, plantings of Oeillade Noire strongly shrunk, and the grape was on the verge of extinction. They have brought it back to the Languedoc region in Saint Chinian.
Okra
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Okra (aka ladies fingers or orcho) is technically a fruit because it contains seeds and develops from the flower of the okra plant. However, in cooking recipes, it is commonly treated as a vegetable.
Okra is finger-shaped, up to 20 cm long. Itโs a famous ingredient for making dishes. People use it in stir-frying, roasted, adding to soup, stews, gumbo, and making a salad.
This fruit vegetable contains fiber, vitamin C, vitamin K, and other healthy nutrients. It thrives well in tropical, subtropical, and warm temperate regions.
OโHenry Peach
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OโHenry peach is a medium to large peach with yellow, orange, and red mottled skins. The skin is thin, soft, taut, and covered by a light fuzz. The flesh is smooth and has a golden color.
This fruit has a fine sweet, herbal flavor balanced with acidity and tangy aftertaste. You can buy this juicy peach in the late summer until early fall.
OโHenry peach is a rich source of nutrients like antioxidants, vitamin C, vitamin A, fiber, and other bioactive compounds. These nutrients can strengthen the immune system and protect the body.
There are plenty of ways to process this fruit. You can use it to make cakes, toss in the salads, or eat raw. People also make sweet drinks with this peach variety and simmer it into jams and jellies.
Oregon Grape
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Oregon grape is a berry with a dark blue skin and a sour taste.
People usually use Oregon grapes for medical purposes like treating numerous conditions, stomach ulcers, reflux, several skin conditions, and stomach upset.
They also turn it into jelly or fermented to make wine.
Okuzgozu Grape
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Okuzgozu grapes come from Turkey, a country that produces many famous wines. It is round and black, which is one of the largest grapes in Turkey.
This grape variety is usually used to make red wine due to its fruity flavor, garnet color, and lively acidity.
What Are Famous O-Named Vegetables?
These are some examples of well-known veggies that begin with the letter O.
Okra
Okra is often used as a vegetable in cooking for its seeds and slimy texture. It’s botanically a fruit because it contains seeds.
Olive
Olives are small, oval fruits harvested from olive trees, commonly treated as vegetables in culinary uses, similar to okra.
Onion
Itโs a staple in kitchens globally, and it can add depth to dishes.
Oregano
Technically, oregano is an herb commonly used in Italian, Mexican, and Mediterranean cooking due to its earthy flavor.
For more choices about โO” vegetables, you can refer to this collection.
Lastly, I hope you find helpful information about fruits starting with O in this list. They come with a variety of names, looks, and tastes. So have you chosen your favorite fruit yet? Please let me know in the comments.
Do not hesitate to share your ideas about other fruits with this letter. And donโt forget to share this knowledge with your friends and family.
For more information, check out the fruit list below, categorized by different letters of the alphabet.
Jamie Scott
Editor in Chief, Senior Content Writer
Expertise
Home Cooking, Meal Planning, Recipe Development, Baking and Pastry, Food Editor, Cooking-video Maker, Western Food Evaluation Expert
Education
Le Cordon Bleu College of Culinary Arts
Local Community College, New York, NY
Jamie Scott is a skilled culinary expert and content creator specializing in Western cuisine. With over 15 years in the culinary field and formal training from Le Cordon Bleu, Paris, Jamie deeply understands how to blend nutrition with delicious flavors. His passion for cooking matches his commitment to making healthy eating accessible and enjoyable.
On Fifteen.net, Jamie brings a fresh perspective to classic dishes and beverages, offering readers insightful recipes, cooking tips, and a fresh view on meal planning that emphasizes taste, health, and simplicity.