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Fruits That Start with “O” : A Complete List

When it comes to fruits, there’s an incredible variety out there each with its unique flavor, texture, and nutritional benefits. From the common apples and oranges to the exotic durian and rambutan, the world of fruits is a delightful exploration for our taste buds. Today, we’ll focus on fruits that start with the letter “O,” taking a closer look at their characteristics, origins and potential health advantages.

1. Oranges

Oranges-3-819x1024 Fruits That Start with "O" : A Complete List
AspectDetails
Botanical NameCitrus sinensis
Common NameOrange
Plant NameOrange Tree
Zone9-11
Sun ExposureFull sun
Soil TypeWell-drained, loamy soil
WateringRegular watering, especially during dry spells
Growth HabitEvergreen tree
Height/SpreadHeight: 15-25 feet Spread: 15-20 feet
Special FeaturesCitrus fruit, sweet and tangy flavor, rich in vitamin C

Let’s kick off our list with a classic – the orange. This vibrant, juicy fruit is a staple in many households worldwide. Oranges are rich in vitamin C, which plays a crucial role in boosting our immune system and promoting healthy skin. They come in various varieties, such as navel, Valencia and blood oranges, each with its distinct sweetness and tartness.

2. Olives

OLIVES-1 Fruits That Start with "O" : A Complete List

Here is a detailed information chart for olives (Olea europaea):

AttributeDescription
Botanical NameOlea europaea
Common NameOlive
Plant TypeEvergreen tree
ZoneUSDA Zones 8-11
Sun ExposureFull sun
Soil TypeWell-drained, sandy or loamy soil
Watering NeedsModerate; drought-tolerant once established
Growth HabitUpright, spreading
Height/SpreadHeight: 20-30 feet (can vary by variety); Spread: 20-30 feet
FruitSmall drupe (olive fruit)
Harvest TimeFall to early winter
Special Features– Fruits start green and turn black or purple when ripe.

While not everyone’s cup of tea, olives hold a special place in Mediterranean cuisine and culture. These small, oval-shaped fruits are typically cured or brined before consumption. Olives are a great source of healthy monounsaturated fats, antioxidants, and vitamin E, which may help reduce inflammation and support cardiovascular health.

3. Olallieberries

Olallieberries-2 Fruits That Start with "O" : A Complete List

Here is the detailed information chart for Olallieberries:

AttributeDescription
Botanical NameRubus ursinus x Rubus idaeus
Common NameOlallieberry
Plant TypePerennial bramble
ZoneUSDA Zones 7-9
Sun ExposureFull sun
Soil TypeWell-draining, loamy soil
Watering NeedsRegular watering, especially during fruiting
Growth HabitTrailing or semi-erect canes
Height/SpreadHeight: 6-8 feet, Spread: 6-8 feet
FruitLarge, glossy, black berries
Harvest TimeLate spring to early summer
Special Features– Hybrid berry with a flavor profile similar to blackberries and raspberries.

Olallieberries are a unique hybrid berry, a cross between a blackberry and a youngberry (which itself is a hybrid of raspberries and blackberries). These dark, juicy berries have a tart yet sweet flavor and are rich in antioxidants, fiber and vitamin C. They’re often used in jams, pies and other desserts.

4. Otaheite Apples

Otaheite-Apples-1 Fruits That Start with "O" : A Complete List

Here is the detailed information chart for Otaheite Apples:

AttributeDescription
Botanical NameSyzygium malaccense
Common NameOtaheite Apple, Malay Apple, Mountain Apple
Plant TypeEvergreen tree
ZoneUSDA Zones 10-11
Sun ExposureFull sun
Soil TypeWell-draining, loamy soil
Watering NeedsRegular watering, moderate drought tolerance
Growth HabitUpright, spreading
Height/SpreadHeight: 20-60 feet, Spread: 20-30 feet
FruitOblong or pear-shaped, red to purplish skin
Harvest TimeLate spring to summer
Special Features– Crisp, juicy flesh with a slightly sweet flavor.

Despite their name, Otaheite apples are not actually apples but a type of guava native to South America. These small round fruits have a yellowish-green skin and a sweet, slightly tart flesh. They’re packed with vitamin C, dietary fiber and various antioxidants, making them a nutritious addition to any diet.

5. Oval Kumquats

OVAL-KUMQUAT Fruits That Start with "O" : A Complete List

Here is the detailed information chart for Oval Kumquats:

AttributeDescription
Botanical NameFortunella margarita
Common NameOval Kumquat, Nagami Kumquat
Plant TypeEvergreen shrub or small tree
ZoneUSDA Zones 8-11
Sun ExposureFull sun
Soil TypeWell-draining soil, tolerates a range of soil types
Watering NeedsRegular watering; moderate drought tolerance
Growth HabitCompact, bushy
Height/SpreadHeight: 8-15 feet, Spread: 6-10 feet
FruitSmall, oval, bright orange fruit
Harvest TimeLate fall to early spring
Special Features– Edible skin and tart-sweet flesh, eaten whole.

Oval kumquats are a unique variety of the kumquat fruit known for their oval shape and bright orange color. These tiny citrus fruits can be eaten whole, including the edible peel, which adds a delightful tartness to their sweet flesh. Oval kumquats are a good source of vitamin C, fiber and various plant compounds with potential health benefits.

6. Oblong Avocados

Oblong-Avocados Fruits That Start with "O" : A Complete List
AspectDetails
Botanical NamePersea americana
Common NameAvocado
Plant NameAvocado Tree
ZoneVaries depending on variety and region
Sun ExposureFull sun
Soil TypeWell-drained soil
WateringRegular watering, especially during dry spells
Growth HabitEvergreen tree
Height/SpreadHeight: Varies depending on variety Spread: Varies depending on variety
Special FeaturesNutrient-rich fruit, high in healthy fats and vitamins, creamy texture

While avocados come in various shapes and sizes, the oblong variety is particularly distinctive. These elongated avocados are rich in healthy monounsaturated fats, fiber, various vitamins and minerals, including potassium, vitamin E and vitamin B6. They’re a versatile ingredient in many dishes from guacamole to smoothies.

7. Oregon Grapes

GRAPES Fruits That Start with "O" : A Complete List

Here is the detailed information chart for Oregon Grapes:

AttributeDescription
Botanical NameMahonia aquifolium
Common NameOregon Grape, Oregon Grape Holly
Plant TypeEvergreen shrub
ZoneUSDA Zones 5-9
Sun ExposureFull sun to partial shade
Soil TypeWell-draining, adaptable to various soil types
Watering NeedsModerate; drought-tolerant once established
Growth HabitUpright, bushy
Height/SpreadHeight: 3-6 feet, Spread: 2-5 feet
FruitSmall, blue-black berries
Harvest TimeLate summer to early fall
Special Features– Holly-like, glossy green leaves that turn purplish-bronze in winter.

Despite their name, Oregon grapes are not true grapes but rather a type of edible berry native to western North America. These small, blue-black berries have a tart flavor and are often used in jams, jellies and baked goods. Oregon grapes are a good source of antioxidants, vitamin C and dietary fiber.

8. Oguan Fruit

OGUAN-FRUIT-1-1 Fruits That Start with "O" : A Complete List

The oguan fruit, also known as the Buddha’s hand, is a unique citrus fruit with a distinctive, finger-like appearance. While the fruit itself is not typically eaten due to its minimal flesh, the zest is highly prized for its intense aroma and flavor, often used in various culinary applications and traditional Chinese medicine.

9. Ontari Melon

Ontari-Melon Fruits That Start with "O" : A Complete List

Here’s a concise and verified chart with information about the Ontari Melon:

CategoryDetails
Botanical NameCucumis melo
Common NameOntari Melon
Plant NameMelon
ZoneTypically zones 4-11
Sun ExposureFull sun
Soil TypeWell-draining, fertile soil
WateringRegular; keep soil consistently moist, not waterlogged
Growth HabitVining
Height/SpreadVaries widely; can spread up to 10-15 feet
Special FeaturesSweet, aromatic flavor; prized for its juicy flesh

The ontari melon, also known as the Thai melon or sun melon, is a variety of cantaloupe popular in Southeast Asia. It has a sweet, aromatic flavor and a bright orange flesh. Ontari melons are a good source of vitamin C, vitamin A, and potassium, making them a refreshing and nutritious addition to any meal.

10. Oregon cherry

Oregon-cherry Fruits That Start with "O" : A Complete List

Here’s the information for “Oregon cherry”:

CategoryDetails
Botanical NamePrunus emarginata
Common NameOregon cherry
Plant NameCherry
ZoneTypically zones 5-9
Sun ExposureFull sun
Soil TypeWell-draining, fertile soil
WateringRegular
Growth HabitSmall tree
Height/SpreadUp to 20-30 feet in height; spread varies
Special FeaturesSweet, juicy fruits; used in fresh eating and cooking

Oregon cherry or “Oregon” for short, are a variety of Japanese cherries known for their deep red color and intense sweetness. These cherries are often used in desserts, jams and preserves and are also enjoyed fresh during their short growing season.

11. Onidegari Plums

Onidegari-Plums Fruits That Start with "O" : A Complete List

Here’s a generalized overview for a typical plum variety:

CategoryDetails
Botanical NamePrunus domestica
Common NamePlum
Plant NamePlum tree
ZoneTypically zones 4-9
Sun ExposureFull sun
Soil TypeWell-draining, fertile soil
WateringRegular; keep soil consistently moist
Growth HabitSmall to medium-sized tree
Height/SpreadVaries by cultivar, typically 15-25 feet in height/spread
Special FeaturesEdible fruits with a range of flavors and colors

Onidegari plums are a Japanese variety of plums known for their round shape, deep red color and sweet-tart flavor. These plums are often enjoyed fresh or used in various culinary applications, such as jams, sauces and baked goods.

12. Ogal Berries

Goji-Berry-plants-Ogal-Berries Fruits That Start with "O" : A Complete List

here’s the information:

CategoryDetails
Botanical NameLycium barbarum
Common NameGoji Berries (Ogi Berries)
Plant NameGoji Berry
ZoneTypically zones 5-9
Sun ExposureFull sun
Soil TypeWell-draining, fertile soil
WateringModerate
Growth HabitShrub
Height/Spread3-10 feet tall, spreading habit
Special FeaturesNutrient-rich berries; used in culinary and health products

Ogal berries, also known as wild olives or Indian olives, are small, olive-like fruits native to various parts of Asia. They have a slightly sour taste and are often used in pickles, chutneys and traditional medicines in regions like India and Nepal.

Remember, while these fruits offer a variety of potential health benefits, it’s essential to consult with a healthcare professional or a registered dietitian before making significant changes to your diet, especially if you have any underlying health conditions or specific dietary requirements.

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