When to Plant Italian Oregano in Oregon
Oregon spans USDA hardiness 5b to 9b (zones 5b to 9b on this page). Plant italian oregano by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 5b · Zone 6a · Zone 6b · Zone 7a · Zone 7b · Zone 8a · Zone 8b · Zone 9a · Zone 9b
Italian Oregano planting calendar for Oregon, Zone 5b
Average last spring frost
April 30
Average first fall frost
October 5
Start seeds indoors
Mar 19
Transplant outdoors
May 14
Projected first harvest
Aug 2
Italian Oregano is ready to harvest in about 80 days. Full zone 5 guide (both 5a and 5b) →
Italian Oregano planting calendar for Oregon, Zone 6a
Average last spring frost
April 25
Average first fall frost
October 10
Start seeds indoors
Mar 14
Transplant outdoors
May 9
Projected first harvest
Jul 28
Italian Oregano is ready to harvest in about 80 days. Full zone 6 guide (both 6a and 6b) →
Italian Oregano planting calendar for Oregon, Zone 6b
Average last spring frost
April 20
Average first fall frost
October 15
Start seeds indoors
Mar 9
Transplant outdoors
May 4
Projected first harvest
Jul 23
Italian Oregano is ready to harvest in about 80 days. Full zone 6 guide (both 6a and 6b) →
Italian Oregano planting calendar for Oregon, Zone 7a
Average last spring frost
April 15
Average first fall frost
October 20
Start seeds indoors
Mar 4
Transplant outdoors
Apr 29
Projected first harvest
Jul 18
Italian Oregano is ready to harvest in about 80 days. Full zone 7 guide (both 7a and 7b) →
Italian Oregano planting calendar for Oregon, Zone 7b
Average last spring frost
April 10
Average first fall frost
October 30
Start seeds indoors
Feb 27
Transplant outdoors
Apr 24
Projected first harvest
Jul 13
Italian Oregano is ready to harvest in about 80 days. Full zone 7 guide (both 7a and 7b) →
Italian Oregano planting calendar for Oregon, Zone 8a
Average last spring frost
April 1
Average first fall frost
November 10
Start seeds indoors
Feb 18
Transplant outdoors
Apr 15
Projected first harvest
Jul 4
Italian Oregano is ready to harvest in about 80 days. Full zone 8 guide (both 8a and 8b) →
Italian Oregano planting calendar for Oregon, Zone 8b
Average last spring frost
March 20
Average first fall frost
November 20
Start seeds indoors
Feb 6
Transplant outdoors
Apr 3
Projected first harvest
Jun 22
Italian Oregano is ready to harvest in about 80 days. Full zone 8 guide (both 8a and 8b) →
Italian Oregano planting calendar for Oregon, Zone 9a
Average last spring frost
March 1
Average first fall frost
December 1
Start seeds indoors
Jan 18
Transplant outdoors
Mar 15
Projected first harvest
Jun 3
Italian Oregano is ready to harvest in about 80 days. Full zone 9 guide (both 9a and 9b) →
Italian Oregano planting calendar for Oregon, Zone 9b
Average last spring frost
February 15
Average first fall frost
December 15
Start seeds indoors
Jan 4
Transplant outdoors
Mar 1
Projected first harvest
May 20
Italian Oregano is ready to harvest in about 80 days. Full zone 9 guide (both 9a and 9b) →
Not sure which half-zone you're in? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
1 variety of italian oregano in the HomeSown library. Tap any for its full grow guide.
Common problems with italian oregano
What to watch for, with identification and treatment for each
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