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Cauliflower planting and harvest dates

Cauliflower Planting Dates in Western Oregon

Usual cauliflower planting periods in Western Oregon, shown as ranges with their source. Use them to frame a plan, then adjust for your own frost dates and soil temperature.

Cauliflower dates in Western Oregon
ActivityWindowSourceLast verified
PlantingJuly (midsummer for fall and winter crops); August (fall crop)source2026-11-11
Cauliflower calendar for Western Oregon
ItemJanFebMarAprMayJunJulAugSepOctNovDec
PlantingTiming in table above

What these dates mean in Western Oregon

Frost-date caveat: these are published ranges for Western Oregon. A northern or high-elevation site will run later than a southern or low one, and a cold wet spring can push planting past the window. Monthly advice is not applicable to all areas of Oregon; frost dates and local conditions vary. Check your last spring frost and soil temperature, and confirm with your county extension office.

Related guides

Cauliflower dates in other places

Other crops in Western Oregon

Last reviewed: November 2026. Source: OSU Extension july (midsummer for fall and winter crops) garden calendar.