Zone 10 · Citrus Growing Guide

When to Plant Orange (Navel)
in Zone 10

Classic seedless eating orange. Needs warm days, cool nights, and a long growing season to develop sweetness. Washington Navel is most widely grown. Harvest Dec–Apr for peak flavour.

Plant outdoors
Year-round
Start indoors
Direct sow
Last Frost
~Jan 15
Days to harvest
1–2 years to first harvest
Difficulty
Medium
Ready to harvest — Zone 10
Harvest window: Nov – Apr

Planting Calendar

In Zone 10, Orange (Navel) should be planted outdoors Year-round, after the average last frost date of approximately Jan 15.

Excellent orange zone. Warm days, mild nights produce sweet fruit.

Care Guide

Sunlight
Full sun · 8–10 hrs/day
Watering
Regular
Spacing
144–216 inches
Soil
Well-draining, slightly acidic
Days to maturity
1–2 years to first harvest
Soil pH
5.5–6.5
plant tip · Zone 10

Excellent orange zone. Warm days, mild nights produce sweet fruit.

Feeding Schedule

How often
3 times a year
Feed type
citrus feed
Key timing
spring, summer, and autumn

Citrus feed with added magnesium and trace elements. Yellowing leaves often indicate magnesium or iron deficiency rather than nitrogen.

Companion Planting for Orange (Navel)

What you plant next to orange (navel) makes a real difference — some plants actively help, others compete or attract pests.

Grows well with
  • Lavender
  • Marigolds
  • Comfrey
Keep away from
  • Grass beneath

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Common questions

In Zone 10, direct sow orange (navel) outdoors Year-round after your last frost date of approximately Jan 15. Excellent orange zone. Warm days, mild nights produce sweet fruit.
Zone 10 has an average last spring frost of approximately Jan 15 and a first fall frost around Dec 31. These dates vary by specific location — use your ZIP code in the plant app for precision based on the nearest NOAA weather station.
Good companion crops for orange (navel) include Lavender, Marigolds, Comfrey. Avoid planting near Grass beneath, which can compete for nutrients or attract pests.
Orange (Navel) typically takes 1–2 years to first harvest from transplant or direct sow to harvest in Zone 10. Expected harvest window: Nov – Apr.

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Orange (Navel) in other zones
Trees & Shrubs