When to Plant Rosemary in Canberra, Cold / Highland Guide

Plant September to November. Right now in October you can plant.

Planting window
A hardy evergreen shrub usually started from cuttings or potted plants in spring. Fresh leaves can be picked all year.
Days to harvest
about 13 weeks
Sunlight
Full sun. Minimum 6 hours. More = better.
Water needs
Minimal once established. Water young plants weekly until rooted. Established plants need...
Spacing
100cm apart, 120cm between rows
Soil pH
6.5-7.5

Published · Last reviewed · By GardenBuddy.au
Growing advice is reviewed by hand. Planting dates, current conditions and prices on this page update daily.

This Rosemary 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.

Rosemary

Photo: Wikimedia Commons

Iconic Mediterranean evergreen shrub with intensely aromatic needle-like leaves. Extremely drought-tolerant once established. HATES wet feet and humidity. Root rot kills more rosemary in Australia than anything else. Forms a woody shrub 1-1.5m tall. Long-lived (10+ years) in suitable conditions. Upright and prostrate forms available.

See what grows now in your own postcode

Best Planting Window for Cold / Highland

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

P = Planting window

A hardy evergreen shrub usually started from cuttings or potted plants in spring. Fresh leaves can be picked all year.

Want a nudge when it is Rosemary sowing time in Canberra?

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

Current Growing Conditions

Soil temperature: 13.6°C (optimal range: 15–20°C) ✗ Outside optimal range

Modelled from Open-Meteo forecast (Canberra), not a live sensor.

What this month normally looks like

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.

How to Grow Rosemary in Cold / Highland Australia

When to Plant

A hardy evergreen shrub usually started from cuttings or potted plants in spring. Fresh leaves can be picked all year.

Soil
Well-drained, lean, slightly alkaline soil. Sandy or gravelly. Does NOT want rich soil.
pH Range
6.5-7.5
Sunlight
Full sun. Minimum 6 hours. More = better.
Spacing
100cm apart, 120cm between rows
Watering
Minimal once established. Water young plants weekly until rooted. Established plants need almost no supplementary water in temperate zones. OVERWATERING KILLS ROSEMARY.

Companion plants: Sage, Thyme, Lavender, Beans, Cabbage, Carrot

Avoid planting near: Mint, Basil (different water needs)

Cold / Highland Growing Tips for Rosemary

Recommended Varieties

  • Arp (hardiest variety)
  • Common rosemary in sheltered spots

Key Challenges

  • Hard frosts can kill plants
  • Wet cold soil

Pro Tips

  • Sheltered north-facing position essential
  • Pot culture allows bringing under cover in severe cold
  • Mulch base with gravel not organic matter

Harvesting Rosemary

When ready: Harvest from established plants (6+ months old). Evergreen, available year-round.

How to harvest: Snip 10-15cm stem tips. Never cut into old leafless wood, it won't regrow. Always cut above green growth.

Common Rosemary Pests in Cold / Highland Zones

Scale Insects and Aphids, risk: LOW (score: 38/100)

View all pest alerts →

Where to next

What rosemary costs in the shops right now, retailer by retailer, updated daily.

Also worth sowing in the cold and highland zone this October: Sweet Corn, Beetroot, Celeriac and Kohlrabi.

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Common Questions About Rosemary

When do you plant rosemary in Australia?

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

Which zone am I in?

Type your postcode into the box under the heading and the page 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.