How to Grow Navel Orange
Navel Orange
Citrus × sinensis 'Navel'
treeNavel oranges are a popular sweet citrus variety distinguished by a navel-like opening at the fruit's apex. They are seedless, easy to peel, and excellent for fresh eating and juice. These evergreen trees can live for 50+ years and produce abundant fruit with proper care.
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Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 9-11; can be grown in 8b with winter protection
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Growth Stages
Establishment
1-2 yearsYoung tree developing root system and branching structure; little to no flowering expected
Water deeply and frequently; stake for support in windy areas; prune to shape; protect from frost; avoid heavy fertilizing
Vegetative Growth
1-2 yearsTree extends canopy and increases trunk diameter; may produce some flowers
Continue regular watering; apply balanced fertilizer 3-4 times per year; thin competing branches; monitor for pests
Flowering
4-6 weeksFragrant white or pale pink blossoms appear in spring (late February to April in most climates)
Do not fertilize heavily with nitrogen during flowering (reduces fruit set); ensure consistent water to prevent blossom drop; pollination is typically aided by bees
Fruit Development
6-8 monthsSmall green fruit forms and enlarges from late spring through summer and fall; fruit color develops
Thin fruit to 4-6 inches apart if tree appears over-loaded; maintain consistent water and nutrients; apply potassium-rich fertilizer; monitor for fruit-spotting insects
Harvest
Ongoing from November through AprilFruit reaches full size and develops deep orange color; sugar content peaks in winter months
Harvest when fully colored and fruit feels heavy for its size; do not pick prematurely; fruit can remain on tree 2-3 months after ripening; use hand pruners or twist gently
Common Pests
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Remove infested leaves; apply horticultural oil; use sticky traps; maintain tree vigor; introduce parasitic wasps
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Spray with horticultural oil or insecticidal soap in dormant season; prune affected branches; encourage beneficial insects like ladybugs
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Spray with water to dislodge; use miticides if severe; maintain humidity; avoid over-fertilizing with nitrogen
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Monitor for yellow spots on leaves; remove infested foliage; spray with neem oil or insecticides; introduce parasitic wasps
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Spray with insecticidal soap; use horticultural oil; prune heavily infested branches; encourage natural predators
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Remove and destroy infected branches; prune in dry conditions; sterilize tools; avoid overhead watering; apply copper fungicide if in endemic areas
Uses
Fresh eating and juice
CulinaryNavel oranges are seedless and incredibly easy to peel by hand, making them ideal for fresh eating straight from the fruit. They also juice well and are commonly used for freshly squeezed orange juice, though home juices are less commercial than juice oranges due to lower acid content. [source]
Zest and cooking
CulinaryThe fragrant orange zest adds bright citrus flavor to baking, sauces, marinades, and desserts without the bitterness of some other citrus varieties. Orange zest contains essential oils (limonene and other compounds) that intensify flavor. [source]
Vitamin C and immune support
MedicinalOne navel orange provides approximately 85-130 mg of vitamin C, supporting immune function and collagen synthesis. Oranges also contain flavonoids like hesperidin with antioxidant properties. [source]
Natural cleaning and fragrance
HouseholdOrange peel oil is a potent solvent and degreaser; dried peel can freshen rooms or be made into natural cleaners. The limonene in orange peel has antimicrobial properties. [source]
Pollinator support
WildlifeNavel orange blossoms provide abundant nectar and pollen in early spring when food sources are scarce, supporting bees, butterflies, and other pollinators essential for fruit set. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Navel oranges are ready to harvest when fully orange in color and heavy with juice, typically November through April depending on location. Taste a fruit to confirm sweetness before harvesting. Use pruning shears or hand-twist fruit gently from the branch; leave a short stem attached. Fruit can remain on the tree for several weeks after ripening without quality loss, allowing for extended harvest windows. Pick regularly to encourage continued fruiting.
Fun Facts
- 🌱 Navel oranges originated from a single mutation discovered in a Portuguese monastery in the 1800s and are propagated entirely by grafting, making all navel orange trees clones of that original tree.
- 🌱 The 'navel' at the end of the fruit is actually a second, smaller fruit that developed within the larger fruit—a unique characteristic called polyembryony.
- 🌱 Navel oranges are naturally seedless because they develop parthenocarpically (without pollination), making them one of the few fruit crops that doesn't require pollinators for fruit production.
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