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Illinois September Planting Calendar
What to plant, transplant, and harvest in Illinois this September
Zone 5fall
🌡️ Illinois Frost Dates
Average Last Spring Frost
April 15 - May 10
Average First Fall Frost
October 5 - October 25
🥕 Harvest This Month
These crops should be ready to harvest in Illinois this September.
✅ September Garden Tasks for Illinois
1Plant cover crops
2Harvest storage crops
3Direct sow spinach
4Prepare cold frames
📅 Full Year Calendar for Illinois
📍 September Calendar for Other States
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