Spinach Planting Dates in Central and higher-elevation Eastern Oregon

Usual spinach planting periods in Central and higher-elevation Eastern Oregon, shown as ranges with their source. Use them to frame a plan, then adjust for your own frost dates and soil temperature.

Spinach dates in Central and higher-elevation Eastern Oregon
Activity	Window	Source	Last verified
Planting	Late April	source	2026-11-11

Spinach calendar for Central and higher-elevation Eastern Oregon
Item	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Planting				Planting window in April

What these dates mean in Central and higher-elevation Eastern Oregon

Planting usually runs about 30 days, from Apr 1 to Apr 30.

That start date is about 47 days earlier than the middle of the 10 places in this data set that report spinach planting dates (May 18).

Frost-date caveat: these are published ranges for Central and higher-elevation Eastern 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

Spinach Planting Calendar: Cool-Season Timing

Spinach dates in other places

Other crops in Central and higher-elevation Eastern Oregon

Last reviewed: November 2026. Source: OSU Extension late april garden calendar.