When to Plant Peanuts in Iowa
Iowa spans USDA hardiness 4b to 6a (zones 4b to 6a on this page). Plant peanuts by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 4b · Zone 5a · Zone 5b · Zone 6a
Peanuts planting calendar for Iowa, Zone 4b
Average last spring frost
May 10
Average first fall frost
September 25
Direct sow
May 24
Projected first harvest
Sep 1
Peanuts is ready to harvest in about 100 days. Full zone 4 guide (both 4a and 4b) →
Peanuts planting calendar for Iowa, Zone 5a
Average last spring frost
May 5
Average first fall frost
October 1
Direct sow
May 19
Projected first harvest
Aug 27
Peanuts is ready to harvest in about 100 days. Full zone 5 guide (both 5a and 5b) →
Peanuts planting calendar for Iowa, Zone 5b
Average last spring frost
April 30
Average first fall frost
October 5
Direct sow
May 14
Projected first harvest
Aug 22
Peanuts is ready to harvest in about 100 days. Full zone 5 guide (both 5a and 5b) →
Peanuts planting calendar for Iowa, Zone 6a
Average last spring frost
April 25
Average first fall frost
October 10
Direct sow
May 9
Projected first harvest
Aug 17
Peanuts is ready to harvest in about 100 days. Full zone 6 guide (both 6a and 6b) →
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 peanuts in the HomeSown library. Tap any for its full grow guide.
Common problems with peanuts
What to watch for, with identification and treatment for each
🌱 Grow peanuts with a calendar built for your exact yard
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