When to Plant Orange in Perth, Mediterranean Guide

Plant now in Mediterranean
What this month normally looks like in Mediterranean

In October the Mediterranean zone normally runs 22°C by day and 10°C overnight, with about 38 mm of rain over 6 or 7 wet days. The coldest October night on record across the zone was -0.2°C, so a late frost is not out of the question. Averages 1991 to 2026, 19 postcodes, SILO.

Jump to section
  1. Planting calendar
  2. How to grow
  3. Local tips and varieties
  4. Pests and problems
  5. Harvesting
  6. Storing and preserving
  7. Other zones and related crops
  8. Common questions

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This Orange guide is written for the Mediterranean zone, which takes in Perth, Adelaide and Bunbury. Somewhere else? Your postcode picks the right one.

Not your zone? Cairns Brisbane Sydney Melbourne Canberra Alice Springs

Also handy: will it frost this week? and what grows in shade.

Planting window
Apr to May, Sep to Nov
Sun
Full sun
Soil pH
6.0–7.0
Shop price
$2.30/kg

Classic backyard citrus. Sweet oranges need more heat than lemons for sweetness development. Coastal Melbourne oranges are noticeably more tart than those from Mildura or the Riverland.

Orange

Photo: Wikimedia Commons

Best Planting Window for Mediterranean

  • Jan -
  • Feb -
  • Mar -
  • Apr P
  • May P
  • Jun -
  • Jul -
  • Aug -
  • Sep P
  • Oct P
  • Nov P
  • Dec -

P = Planting window

Plant in autumn or spring. Navels are picked June to September and Valencias from September into January.

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One email a week with what is worth planting in the Mediterranean zone right now, Orange included, plus which veg has jumped in price at the supermarket. Free, and you can stop it in one click.

How to Grow Orange in Mediterranean Australia

Soil
Well-drained, slightly acidic. Same requirements as other citrus.
Salt
Sensitive. Struggles with salty bore water or salty soil. Give it rainwater if you can.
pH Range
6.0-7.0
Sunlight
Full sun, minimum 6-8 hours. More heat = sweeter fruit.
Good companions
Nasturtium, Chives, Garlic, Marigold, Comfrey
Keep away from
Grass right to trunk

Members see the exact salt threshold, how much harvest it loses as salt rises, and what to grow instead. See what members get

Mediterranean Growing Tips for Orange

Recommended Varieties

  • Washington Navel
  • Valencia
  • Lane Late
  • Cara Cara

Key Challenges

  • Dry summers need irrigation
  • Med fruit fly in WA

Pro Tips

  • Excellent orange zone. Both Perth and Adelaide produce quality oranges.
  • Barossa Valley and Swan Valley both have long citrus-growing histories.
  • Dry conditions reduce disease pressure.

Pests and problems for Orange in Mediterranean

Members see each pest score and pest risk alerts for your area. See what members get

Browse the full pest library →

Harvesting Orange

When ready: Full orange colour (some green at stem end is normal). Taste test. Sweetness develops with time on tree. Navel oranges ripen faster than Valencia.

How to harvest: Cut with secateurs or twist-pull.

Storing and preserving orange

How to keep it
  • Juicing and freezing. Juice and freeze in ice cube trays or containers. Keeps: 12 months.
  • Marmalade. Seville/bitter oranges are traditional. Slice thin, soak, boil with sugar to setting point. Keeps: 12 months.
  • Candied peel. Boil peel strips 3x, simmer in syrup until translucent, dry. Keeps: 3 months.
  • Segments in syrup. Peel, segment, pack in light syrup, water bath process. Keeps: 12 months.

Members see the full pressure-canning detail for orange (1 tested recipe). See what members get

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What members get

  • Soil and weather from your nearest station
  • An email when it's time to sow
  • Your own garden plan, including planning from a photo
  • Price history and price alerts
  • Pest risk alerts for your area
  • Full salt and canning detail

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Common Questions About Orange

When do you plant orange in Australia?

It depends on your climate zone, not the calendar month alone. Planting months by zone:

When should I plant Orange in Perth?

Plant in autumn or spring. Navels are picked June to September and Valencias from September into January.

How do I know when Orange are ready to harvest?

Full orange colour (some green at stem end is normal). Taste test. Sweetness develops with time on tree. Navel oranges ripen faster than Valencia.

What are the best Orange varieties for Perth?

Recommended varieties for the Mediterranean zone include: Washington Navel, Valencia, Lane Late, Cara Cara.

What grows well with Orange?

Good companion plants for Orange include: Nasturtium, Chives, Garlic, Marigold, Comfrey.

Are orange salt tolerant?

No. Orange are salt-sensitive, one of the more sensitive veggies. Use rainwater if your bore water is salty, or grow them in a raised bed of fresh mix if your soil is.

Which zone am I in?

Type your postcode into the box near the top of the page and it tells you, and links this crop in your own zone if it differs. Or look it up on the grow zone map. This page is the Mediterranean zone, Perth is its reference city.