Tropical
Open climate guide →JanWaitFebWaitMarWaitAprPlantMayPlantJunPlantJulPlantAugWaitSepWaitOctWaitNovWaitDecWait
Aim for April, May, June, July.
Grow for Beauty
When to plant Cornflower in Australia
A practical climate-by-climate starting point for planting cornflower, plus care details to help it establish well.
StartSow directLightFull sunTimingFlowers in 10–14 weeksDifficultyEasy
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Australian planting calendar
Best months by climate
Highlighted months are the usual planting window. A local nursery, seed packet and current weather forecast should take priority over a broad climate calendar.
Subtropical
Open climate guide →JanWaitFebPlantMarPlantAprPlantMayPlantJunPlantJulPlantAugPlantSepWaitOctWaitNovWaitDecWait
Aim for February, March, April, May, June, July, August.
Temperate
Open climate guide →JanWaitFebPlantMarPlantAprPlantMayPlantJunPlantJulPlantAugPlantSepPlantOctWaitNovWaitDecWait
Aim for February, March, April, May, June, July, August, September.
Cool temperate
Open climate guide →JanWaitFebPlantMarPlantAprPlantMayPlantJunPlantJulPlantAugPlantSepPlantOctWaitNovWaitDecWait
Aim for February, March, April, May, June, July, August, September.
Mediterranean
Open climate guide →JanWaitFebPlantMarPlantAprPlantMayPlantJunPlantJulPlantAugPlantSepPlantOctWaitNovWaitDecWait
Aim for February, March, April, May, June, July, August, September.
Care essentials
Help cornflower settle in
- Soil
- Well-prepared soil with compost and reliable drainage
- Water
- Keep moist while establishing, then water deeply when the surface dries
- Spacing
- Usually 20–60 cm; check the mature width on the label
- Patch tip
- Remove spent flowers where appropriate to extend the display and reduce disease.