When to Plant Calamondin in Sydney, Warm Temperate Guide
What this month normally looks like in Warm Temperate
In October the Warm Temperate zone normally runs 24°C by day and 13°C overnight, with about 66 mm of rain over 7 or 8 wet days. The coldest October night on record across the zone was -1.5°C, so a late frost is not out of the question. Averages 1991 to 2026, 153 postcodes, SILO.
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This Calamondin guide is written for the Warm Temperate zone, which takes in Sydney, Newcastle and Wollongong. Somewhere else? Your postcode picks the right one.
Not your zone? Cairns Brisbane Melbourne Canberra Alice Springs Perth
Also handy: will it frost this week? and what grows in shade.
- Planting window
- Sep to Nov
- Days to harvest
- about 104 weeks
- Sun
- Full sun
- Soil pH
- 6.0–7.5
Calamondin is a compact, bushy citrus that suits pots and small yards, producing small tart orange fruit for marmalade, drinks and cooking. It likes full sun, shelter from frost and wind, and well drained soil.
Published · By GardenBuddy.au
Planting dates, current conditions and prices on this page update daily.
Photo: Wikimedia Commons
Best Planting Window for Warm Temperate
- Jan -
- Feb -
- Mar -
- Apr -
- May -
- Jun -
- Jul -
- Aug -
- Sep P
- Oct P
- Nov P
- Dec -
P = Planting window
Plant in spring after severe frost danger passes into a warm, north-facing sheltered position.
Want a nudge when it is sowing time?
One email a week with what is worth planting in the Warm Temperate zone right now, Calamondin included, plus which veg has jumped in price at the supermarket. Free, and you can stop it in one click.
How to Grow Calamondin in Warm Temperate Australia
- Soil
- Rich, well-draining sandy loam or loamy soil
- Salt
- Sensitive. Struggles with salty bore water or salty soil. Give it rainwater if you can.
- pH Range
- 6.0-7.5
- Sunlight
- Full sun, at least 6 hours of direct sun a day
- Spacing
- 122-250cm apart, 300cm between rows
- Watering
- Water to keep the soil lightly moist but never soggy. Mulch around the tree, keeping the mulch 5 to 10 cm clear of the trunk.
Warm Temperate Growing Tips for Calamondin
Key Challenges
- Queensland Fruit Fly: Destroys ripe fruit
- Spined Citrus Bug: Native green shield bug with distinctive shoulder spines
Pro Tips
- Apply balanced organic citrus fertiliser three times a year in spring, summer, and autumn, supplementing with zinc and iron trace elements
- Apply a 5 to 10 cm layer of organic mulch around the dripline, maintaining a 10 cm gap from the trunk to prevent collar rot
- Stake young trees loosely with soft ties to support the main stem until established
Pests and problems for Calamondin in Warm Temperate
Harvesting Calamondin
When ready: Rind turns fully bright orange and yields slightly under gentle thumb pressure
How to harvest: Snip fruit stem close to the rind using sharp secateurs to prevent tearing the skin
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
Common Questions About Calamondin
When do you plant calamondin in Australia?
It depends on your climate zone, not the calendar month alone. Planting months by zone:
- Tropical (Cairns): Sep to Nov
- Subtropical (Brisbane): Sep to Nov
- Warm Temperate (Sydney): Sep to Nov
- Cool Temperate (Melbourne): Sep to Nov
- Cold / Highland (Canberra): Sep to Nov
- Arid / Semi-Arid (Alice Springs): Sep to Nov
- Mediterranean (Perth): Sep to Nov
When should I plant Calamondin in Sydney?
Plant in spring after severe frost danger passes into a warm, north-facing sheltered position.
How do I know when Calamondin are ready to harvest?
Rind turns fully bright orange and yields slightly under gentle thumb pressure
Are calamondin salt tolerant?
No. Calamondin 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 Warm Temperate zone, Sydney is its reference city.