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Place calendarCrop Planting Dates in Southern Illinois
Published planting and harvest windows for 36 crops in Southern Illinois, in one calendar. Ranges only, with sources.
| Crop | Planting | Harvest |
|---|---|---|
| Asparagus | Planting: March 1 to April 1 | |
| Beets | Planting: March 27 to July 30 | |
| Broccoli | Transplanting: March 27 to April 15, July 15 to 30 | |
| Bush Beans | Planting: April 26 to June 1, July 1 to July 15 | |
| Cabbage | Transplanting: March 18 to July 30 | |
| Carrots | Planting: March 18 to July 30 | |
| Cauliflower | Transplanting: June 27 to July 6 | |
| Chard | Transplanting: March 27 to May 15, July 7 to 21 | |
| Corn (home garden) | Planting: April 15 to June 25 | |
| Cucumber | Planting: April 27 to June 1 | |
| Eggplant | Transplanting: April 27 to June 1 | |
| Endive | Planting: March 15 to April 15, July 7 to Aug. 1 | |
| Garlic | Planting: Late October | |
| Green onions (sets) | Planting: March 11 to April 15 | |
| Kale | Transplanting: March 15 to April 15, July 7 to 18 | |
| Kohlrabi | Planting: March 10 to 20, June 15 | |
| Lettuce | Planting: March 15 to April 15, June 15 to Aug. 15 | |
| Muskmelon | Planting: May 6 to 28 | |
| Mustard | Planting: March 15 to April 15, June 15 to Aug. 15 | |
| Okra | Transplanting: April 26 to June 1 | |
| Parsnip | Planting: April 15 to July 7 (Fall crop) | |
| Peas | Planting: March 27 to April 15 | |
| Pepper | Transplanting: May 15 to June 30 | |
| Pole Beans | Planting: April 26 to June 1 | |
| Potato | Planting: March 15 to 30 | |
| Pumpkin | Planting: May 5 to 25 | |
| Radish | Planting: March 20 to May 15, July 15 to Aug. 15 | |
| Rhubarb | Planting: March 11 to May 1, July 7 to 14 | |
| Rutabaga | Planting: April 15 to July 7 (Fall crop) | |
| Spinach | Planting: March 11 to April 1, July 7 to Aug. 15 | |
| Squash (summer) | Planting: April 28 to June 1 | |
| Squash (winter) | Planting: May 6 to May 15 | |
| Sweet Potato | Planting: April 28 to May 15 | |
| Tomato | Transplanting: April 28 to May 15 | |
| Turnip | Planting: April 15 to July 7 (fall crop) | |
| Watermelon | Planting: April 28 to June 1 |
Calendar view
| Item | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Asparagus planting | Planting window in March | Planting window in April | ||||||||||
| Beets planting | Planting window in March | Planting window in April | Planting window in May | Planting window in June | Planting window in July | |||||||
| Broccoli transplanting | Transplanting window in March | Transplanting window in April | Transplanting window in July | |||||||||
| Bush Beans planting | Planting window in April | Planting window in May | Planting window in June | Planting window in July | ||||||||
| Cabbage transplanting | Transplanting window in March | Transplanting window in April | Transplanting window in May | Transplanting window in June | Transplanting window in July | |||||||
| Carrots planting | Planting window in March | Planting window in April | Planting window in May | Planting window in June | Planting window in July | |||||||
| Cauliflower transplanting | Transplanting window in June | Transplanting window in July | ||||||||||
| Chard transplanting | Transplanting window in March | Transplanting window in April | Transplanting window in May | Transplanting window in July | ||||||||
| Corn (home garden) planting | Planting window in April | Planting window in May | Planting window in June | |||||||||
| Cucumber planting | Planting window in April | Planting window in May | Planting window in June | |||||||||
| Eggplant transplanting | Transplanting window in April | Transplanting window in May | Transplanting window in June | |||||||||
| Endive planting | Planting window in March | Planting window in April | Planting window in July | Planting window in August | ||||||||
| Garlic planting | Planting window in October | |||||||||||
| Green onions (sets) planting | Planting window in March | Planting window in April | ||||||||||
| Kale transplanting | Transplanting window in March | Transplanting window in April | Transplanting window in July | |||||||||
| Kohlrabi planting | Planting window in March | |||||||||||
| Lettuce planting | Planting window in March | Planting window in April | Planting window in June | Planting window in July | Planting window in August | |||||||
| Muskmelon planting | Planting window in May | |||||||||||
| Mustard planting | Planting window in March | Planting window in April | Planting window in June | Planting window in July | Planting window in August | |||||||
| Okra transplanting | Transplanting window in April | Transplanting window in May | Transplanting window in June | |||||||||
| Parsnip planting | Planting window in April | Planting window in May | Planting window in June | Planting window in July | ||||||||
| Peas planting | Planting window in March | Planting window in April | ||||||||||
| Pepper transplanting | Transplanting window in May | Transplanting window in June | ||||||||||
| Pole Beans planting | Planting window in April | Planting window in May | Planting window in June | |||||||||
| Potato planting | Planting window in March | |||||||||||
| Pumpkin planting | Planting window in May | |||||||||||
| Radish planting | Planting window in March | Planting window in April | Planting window in May | Planting window in July | Planting window in August | |||||||
| Rhubarb planting | Planting window in March | Planting window in April | Planting window in May | Planting window in July | ||||||||
| Rutabaga planting | Planting window in April | Planting window in May | Planting window in June | Planting window in July | ||||||||
| Spinach planting | Planting window in March | Planting window in April | Planting window in July | Planting window in August | ||||||||
| Squash (summer) planting | Planting window in April | Planting window in May | Planting window in June | |||||||||
| Squash (winter) planting | Planting window in May | |||||||||||
| Sweet Potato planting | Planting window in April | Planting window in May | ||||||||||
| Tomato transplanting | Transplanting window in April | Transplanting window in May | ||||||||||
| Turnip planting | Planting window in April | Planting window in May | Planting window in June | Planting window in July | ||||||||
| Watermelon planting | Planting window in April | Planting window in May | Planting window in June |
Frost-date caveat: published dates are averages. Find your own last and first frost dates and compare them with these ranges before you plant.
Last reviewed: November 2026. Source: Illinois Extension - When to Plant (Home Vegetable Gardening).