Perth, Western Australia
When to plant tomato in Perth
Station data · 80% confidence warm seasontender to frost
- Harvestearly OctoberOct 7 – Nov 1 · 72% conf.
- Start seeds indoorsmid JuneJun 20 – Jul 11 · 76% conf.
- Transplant outdoorsearly AugustAug 8 – Aug 29 · 80% conf.
The growing window at a glance
Frost-free growing season · 343 daysFrost risk (before Aug 1 / after Jul 10)
Tomato at a glance in Perth
- Needs soil above 16°C to germinate well.
- Days to maturity: 60–85 days.
- Climate zone: Mediterranean, hot summer (Csa).
Frost dates are probabilities, not guarantees. Your garden's microclimate — slopes, walls, urban heat, cold pockets — can shift these dates by a week or more. Use them as a confident starting point, then watch your local forecast.
Frequently asked
When will tomato be ready to harvest in Perth?
Expect to harvest from around early October (Oct 7–Nov 1) in Perth, based on its local frost dates. Confidence 72%.
When should I start tomato seeds indoors in Perth?
Start seeds indoors around mid June (Jun 20–Jul 11) in Perth, based on its local frost dates. Confidence 76%.
When can I transplant tomato outdoors in Perth?
Transplant outdoors around early August (Aug 8–Aug 29) in Perth, based on its local frost dates. Confidence 80%.
How long is the growing season in Perth?
Perth has roughly 343 frost-free days, which is enough time to grow tomato to maturity outdoors.