When to Plant Sorrel in Canberra, Cold / Highland Guide

Sow now in Cold / Highland Soil 15.1°C, best 20–22°C. Still too cold.

Soil temperature is modelled from Open-Meteo forecast (Canberra), not a live sensor.

What this month normally looks like in Cold / Highland

In October the Cold / Highland zone normally runs 20°C by day and 7°C overnight, with about 58 mm of rain over 7 or 8 wet days. The coldest October night on record across the zone was -6.4°C, so a late frost is not out of the question. Averages 1991 to 2026, 15 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 Sorrel guide is written for the Cold / Highland zone, which takes in Canberra, Cooma and Bright. Somewhere else? Your postcode picks the right one.

Not your zone? Cairns Brisbane Sydney Melbourne Alice Springs Perth

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

Planting window
Mar to May, Sep to Nov
Days to harvest
60 days
Sun
Part shade
Water
Regular
Spacing
30 cm apart

Sorrel is a tough, low maintenance leafy perennial with a tangy lemon flavour. It is related to rhubarb. There are broad leaf green types, milder French types with shield shaped leaves, and red veined types.

Sorrel

Photo: Wikimedia Commons

Planting Calendar for Cold / Highland

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

S = Seed Tray   T = Transplant   D = Direct Sow

Want a nudge when it is sowing time?

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

How to Grow Sorrel in Cold / Highland Australia

Soil
Moist but well drained soil in a well prepared bed (The Seed Collection, My Productive Backyard).
Salt
Moderately sensitive. Copes with a little salt, but the harvest drops on salty bore water.
Sunlight
Full or part sun (The Seed Collection).
Spacing
30cm apart
Watering
Keep moist. Regular watering and a liquid high nitrogen feed (My Productive Backyard).
Good companions
Strawberry, Thyme, Rosemary, Sage

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

Cold / Highland Growing Tips for Sorrel

Recommended Varieties

  • Garden sorrel
  • French sorrel

Key Challenges

  • Winter dieback

Pro Tips

  • Plant in the ground, not a pot
  • Divide in autumn

Pests and problems for Sorrel in Cold / Highland

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

Browse the full pest library →

Harvesting Sorrel

When ready: Baby leaves are ready about 8 weeks after germination (My Productive Backyard). The Seed Collection gives 60 days to maturity.

How to harvest: Young leaves suit salads, and older leaves suit cooking. Pick more than you think you need, since leaves shrink a lot when cooked (My Productive Backyard).

Storing and preserving sorrel

How to keep it
  • Use fresh. My Productive Backyard notes that leaves shrink a lot when cooked. Sorrel is high in oxalic acid like spinach and silver beet. Avoid cooking it in aluminium or iron cookware.

Members see the price history and price alerts for sorrel. See what members get

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 Sorrel

When do you plant sorrel in Australia?

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

Can you grow sorrel all year round in Canberra?

No. In the Cold / Highland zone the planting months are Mar to May, Sep to Nov. Outside that window it either bolts, sulks or gets cut down by the weather.

When should I plant Sorrel in Canberra?

No separate cold highland source, so we use the Seed Collection cool chart. My Productive Backyard grows it in cold highland winters and says it slows and dies back somewhat. It grows in the ground and does better there than in pots.

What soil temperature do Sorrel need?

Sorrel germinate best when soil temperature is between 20°C and 22°C.

How do I know when Sorrel are ready to harvest?

Baby leaves are ready about 8 weeks after germination (My Productive Backyard). The Seed Collection gives 60 days to maturity.

What are the best Sorrel varieties for Canberra?

Recommended varieties for the Cold / Highland zone include: Garden sorrel, French sorrel.

What grows well with Sorrel?

Good companion plants for Sorrel include: Strawberry, Thyme, Rosemary, Sage.

Are sorrel salt tolerant?

Only a little. Sorrel are moderately sensitive to salt, so the harvest drops on salty bore water. Mix salty water with rainwater, and mulch the bed.

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 Cold / Highland zone, Canberra is its reference city.