How to Grow Newhall Navel Orange
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Newhall Navel Orange
Citrus × sinensis 'Newhall'
treeNewhall is a premium navel orange cultivar known for its seedless fruit, rich flavor, and early maturity compared to other navel varieties. This evergreen citrus tree produces medium to large oranges with a distinctive navel marking at the apex and thick, easy-to-peel skin. It's an excellent choice for both commercial orchards and home gardens in suitable climates.
When should you plant Newhall Navel Orange in your zone?
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Example Newhall Navel Orange timeline · Pittsburgh, PA (Zone 6b)
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Plant Newhall Navel Orange
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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Harvest Newhall Navel Orange
Late summer into fallBefore the first fall frost (≈ Nov 8)
Sample dates for Pittsburgh, PA. Sign up to get exact Newhall Navel Orange dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 9-11, with marginal survival in zone 8b; best in Mediterranean and subtropical climates
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Get my Newhall Navel Orange timeline →Growth Stages
Establishment
1-2 yearsYoung tree develops root system and establishes canopy structure; minimal flowering in first 1-2 years
Stake tree for wind protection. Apply 2-3 inches of mulch, keeping it 6 inches away from trunk. Water deeply and regularly. Prune only to remove crossing or damaged branches.
Juvenile Growth
2-3 yearsTree rapidly increases in size; flowering begins but fruit production remains light; canopy fills in
Maintain consistent fertilization schedule (3-4 applications per year). Continue regular deep watering. Remove early flowers to encourage vegetative growth. Light pruning to shape canopy.
Flowering
3-6 weeksWhite, fragrant flowers bloom primarily in spring (March-May in Northern Hemisphere); occasional blooms may occur year-round
Avoid heavy pruning during flowering. Ensure adequate water availability for fruit set. Do not apply herbicides near bloom time. Monitor for pests attracted to flowers.
Fruit Development & Maturation
5-7 monthsMarble-sized fruitlets develop into full-sized oranges; fruit transitions from green to orange color; sugar content increases
Thin fruit if overcrowded (one fruit per 4-6 inches of branch). Maintain consistent watering to prevent fruit cracking and splitting. Continue balanced fertilization; reduce nitrogen in late summer to encourage sugar development.
Harvest
Harvest period 2-3 monthsFruit reaches full color and sweet flavor; ready for picking; tree continues producing through winter
Harvest when fully colored and slightly soft to touch (avoid hard, immature fruit). Use pruning shears to cut fruit with 1-inch stem attached. Store in cool location. Newhall matures early (November-December in most regions).
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Remove and discard affected leaves; use horticultural oils in early spring; introduce parasitic wasps; avoid excessive nitrogen fertilization that encourages tender new growth
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Spray with water to dislodge; use miticides or insecticidal soaps if severe; maintain adequate humidity; avoid overhead watering that creates dust conditions favoring mites
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Prune and remove heavily infested branches; apply horticultural oils during dormant season; use systemic insecticides if needed; encourage natural predators
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Certified disease-free nursery stock essential; regular scouting; insecticidal soaps or oils; avoid moving plant material from unknown sources; report to authorities if present
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Prune infested twigs; apply horticultural oils or neem oil; use isopropyl alcohol on small populations; encourage ladybird beetles
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Remove ant nests; prevent ants from accessing tree as they protect scale and mealybugs; use ant barriers or sticky bands if necessary
Uses
Fresh consumption and juice
CulinaryNewhall oranges are excellent for fresh eating with sweet, juicy flesh and easy-to-peel skin. The seedless nature makes them ideal for family meals and juice production without the bother of removing seeds. [source]
Marmalade and preserves
CulinaryThe thick peel and natural pectin content make Newhall oranges ideal for making traditional marmalade and jams with excellent flavor and proper gel set. [source]
Vitamin C and immune support
MedicinalNewhall oranges are rich in vitamin C and other antioxidants, supporting immune function and overall health when consumed fresh or as juice. [source]
Peel for cleaning and fragrance
HouseholdThe aromatic peel contains limonene, a natural degreaser useful for household cleaning applications and natural fragrance for the home. [source]
Pollinator attraction
WildlifeThe fragrant spring flowers attract bees and other pollinators, supporting local ecosystems and ensuring good fruit set in the orchard. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Newhall oranges mature earlier than most navel varieties, typically ripening November through December. Harvest fruit by gently twisting and pulling, or use pruning shears to cut with a short stem attached. Oranges do not continue to ripen significantly after harvest, so pick only fully colored, slightly soft fruit. Taste a fruit first to confirm sweetness before harvesting the entire crop. Fruit can remain on tree for 4-6 weeks after reaching maturity if left unharvested.
Fun Facts
- 🌱 Newhall navel oranges are named after the Newhall Ranch in Santa Paula, California, where the cultivar was developed and first commercially grown in the 1960s-1970s.
- 🌱 Unlike most citrus varieties, Newhall oranges are parthenocarpic, meaning they can set fruit without pollination, guaranteeing consistent seedless fruit production year after year.
- 🌱 Newhall matures 3-4 weeks earlier than the standard Washington navel orange, making it attractive to commercial growers aiming for premium early-season markets.
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