Perth, Western Australia · AU
When to plant in Perth
Station data · 80% confidence Mediterranean, hot summer (Csa)
Last spring frost
Aug 1
10% risk to Aug 22
First fall frost
Jul 10
10% risk from Jun 22
Frost-free days
343
3087 GDD (base 10°C)
The growing window at a glance
Frost-free growing season · 343 daysFrost risk (before Aug 1 / after Jul 10)
Planting calendar for Perth
Sow, transplant and harvest windows for 30 crops, anchored to this location's frost dates. Tap any crop for its full guide.
CropJFMAMJJASOND
Beetcool_season
Broccolicool_season
Cabbagecool_season
Carrotcool_season
Cauliflowercool_season
Cilantro / Coriandercool_season
Garliccool_season
Kalecool_season
Leekcool_season
Lettucecool_season
Onioncool_season
Peascool_season
Potatocool_season
Radishcool_season
Spinachcool_season
Swiss chardcool_season
Turnipcool_season
Basilwarm_season
Bush (snap) beanwarm_season
Cucumberwarm_season
Eggplantwarm_season
Melon (cantaloupe/watermelon)warm_season
Okrawarm_season
Pepper (sweet & chili)warm_season
Pole beanwarm_season
Summer squash / Zucchiniwarm_season
Sweet cornwarm_season
Sweet potatowarm_season
Tomatowarm_season
Winter squash / Pumpkinwarm_season
Start indoorsTransplant outDirect sowHarvest
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.
About the Mediterranean, hot summer climate
Mild wet winters and hot dry summers; long frost-free season, but summer heat and drought shape timing.
Similar climate (Mediterranean, hot summer)
Also see frost dates for Perth.