When to plant thai basil in Perth
Perth sits in Australia's temperate zone. Computed from Perth's Bureau of Meteorology climate averages, here is the thai basil window:
Sow
November – March
Transplant
—
Harvest
April
Temperate zone tip
Plant in full sun from October. Thai basil handles Sydney and Perth summer heat well. Afternoon shade only needed on extreme heat days over 38°C.
Frost matters here: the last frost around Perth typically falls in September, with the first returning around May. Thai Basil is frost-sensitive, so keep it inside that frost-free run.
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Open your calendar →Frequently asked questions
When can I plant thai basil in Perth?
In Perth (temperate zone), sow seed November – March. Harvest typically runs April.
Can you grow thai basil in Perth?
Yes — thai basil grows well around Perth when planted in its window. Plant in full sun from October. Thai basil handles Sydney and Perth summer heat well. Afternoon shade only needed on extreme heat days over 38°C.