Indiana planting calendar
Using Indiana’s average last spring frost of April 24 and first fall frost of October 11 — about 170 frost-free days. USDA zones 5b, 6a, 6b.
For dates tuned to your exact location, use the calendar generator.
| Crop | Start indoors | Transplant / sow out | Fall sowing | First harvest |
|---|---|---|---|---|
| Celeriac | Jan 30 – Feb 13 | Apr 17 – May 4 | — | Aug 2 – Aug 22 |
| Onion | Feb 6 – Feb 20 | Mar 27 – Apr 13 | — | Jul 2 – Aug 1 |
| Leek | Feb 6 – Feb 20 | Apr 3 – Apr 20 | — | Jul 19 – Sep 7 |
| Celery | Feb 6 – Feb 20 | Apr 17 – May 4 | — | Aug 2 – Sep 11 |
| Rosemary | Feb 6 – Feb 20 | Apr 24 – May 11 | — | Jul 30 – Aug 29 |
| Eggplant | Feb 13 – Feb 27 | May 8 – May 25 | — | Jul 19 – Aug 8 |
| Parsley | Feb 13 – Feb 27 | Apr 3 – Apr 20 | Jul 23 – Aug 9 | Jun 19 – Jul 9 |
| Shallot | Feb 13 – Feb 27 | Mar 27 – Apr 13 | Oct 15 – Nov 1 | Jul 2 – Aug 1 |
| Bell Pepper | Feb 20 – Mar 6 | May 1 – May 18 | — | Jul 7 – Aug 6 |
| Chili Pepper | Feb 20 – Mar 6 | May 1 – May 18 | — | Jul 17 – Aug 16 |
| Green Onion / Scallion | Feb 20 – Mar 6 | Mar 20 – Apr 6 | Aug 6 – Aug 23 | May 26 – Jun 15 |
| Thyme | Feb 20 – Mar 6 | Apr 17 – May 4 | — | Jul 8 – Jul 23 |
| Oregano | Feb 20 – Mar 6 | Apr 17 – May 4 | — | Jul 13 – Jul 23 |
| Mint | Feb 20 – Mar 6 | Apr 10 – Apr 27 | — | Jun 26 – Jul 16 |
| Sage | Feb 20 – Mar 6 | Apr 17 – May 4 | — | Jul 8 – Jul 23 |
| Tarragon | Feb 20 – Mar 6 | Apr 10 – Apr 27 | — | Jun 16 – Jul 16 |
| Ginger | Feb 20 – Mar 6 | May 8 – May 25 | — | Jan 10 – Mar 11 |
| Turmeric | Feb 20 – Mar 6 | May 8 – May 25 | — | Jan 10 – Mar 11 |
| Tomato | Feb 27 – Mar 13 | Apr 24 – May 11 | — | Jun 30 – Jul 25 |
| Tomatillo | Feb 27 – Mar 13 | Apr 24 – May 11 | — | Jul 15 – Aug 9 |
| Ground Cherry | Feb 27 – Mar 13 | Apr 24 – May 11 | — | Jul 10 – Jul 30 |
| Sweet Marjoram | Feb 27 – Mar 13 | Apr 24 – May 11 | — | Jun 30 – Jul 20 |
| Lemon Balm | Feb 27 – Mar 13 | Apr 10 – Apr 27 | — | Jun 26 – Jul 16 |
| Shiso (Perilla) | Feb 27 – Mar 13 | Apr 24 – May 11 | — | Jul 10 – Jul 30 |
| Kale | Mar 6 – Mar 20 | Mar 27 – Apr 13 | Jul 16 – Aug 2 | May 23 – Jun 7 |
| Broccoli | Mar 6 – Mar 20 | Apr 3 – Apr 20 | Jul 2 – Jul 19 | Jun 9 – Jul 4 |
| Cauliflower | Mar 6 – Mar 20 | Apr 3 – Apr 20 | Jul 2 – Jul 19 | Jun 9 – Jul 9 |
| Cabbage | Mar 6 – Mar 20 | Mar 27 – Apr 13 | Jul 2 – Jul 19 | Jun 2 – Jul 12 |
| Brussels Sprouts | Mar 6 – Mar 20 | Apr 3 – Apr 20 | Jun 11 – Jun 28 | Jul 9 – Aug 8 |
| Okra | Mar 13 – Mar 27 | May 1 – May 18 | — | Jun 27 – Jul 12 |
| Basil | Mar 13 – Mar 27 | May 1 – May 18 | — | Jun 7 – Jul 7 |
| Collard Greens | Mar 13 – Mar 27 | Mar 27 – Apr 13 | Jul 23 – Aug 9 | May 28 – Jun 17 |
| Kohlrabi | Mar 13 – Mar 27 | Mar 27 – Apr 13 | Aug 6 – Aug 23 | May 18 – Jun 2 |
| Endive & Escarole | Mar 13 – Mar 27 | Apr 3 – Apr 20 | Jul 23 – Aug 9 | Jul 4 – Jul 19 |
| Radicchio | Mar 13 – Mar 27 | Apr 3 – Apr 20 | Jul 16 – Aug 2 | Jun 9 – Jul 19 |
| Chayote | Mar 13 – Mar 27 | May 1 – May 18 | — | Sep 5 – Oct 5 |
| Malabar Spinach | Mar 13 – Mar 27 | May 1 – May 18 | — | Jul 2 – Jul 17 |
| Summer Savory | Mar 13 – Mar 27 | Apr 24 – May 11 | — | Jun 25 – Jul 10 |
| Pea | — | Mar 15 – Apr 3 | Jul 23 – Aug 9 | May 14 – May 29 |
| Spinach | — | Mar 15 – Apr 3 | Aug 13 – Aug 30 | Apr 26 – May 4 |
| Mache (Corn Salad) | — | Mar 15 – Apr 3 | Aug 6 – Aug 23 | May 4 – May 19 |
| Lettuce | Mar 20 – Apr 3 | Apr 3 – Apr 20 | Aug 6 – Aug 23 | May 10 – Jun 9 |
| Swiss Chard | Mar 20 – Apr 3 | Apr 3 – Apr 20 | Jul 23 – Aug 9 | May 30 – Jun 9 |
| Bok Choy / Pak Choi | Mar 20 – Apr 3 | Apr 3 – Apr 20 | Aug 6 – Aug 23 | May 15 – May 30 |
| Fennel (Bulb) | Mar 20 – Apr 3 | Apr 10 – Apr 27 | Jul 9 – Jul 26 | Jun 21 – Jul 16 |
| Napa Cabbage | Mar 20 – Apr 3 | Apr 3 – Apr 20 | Jul 23 – Aug 9 | May 30 – Jun 24 |
| Bitter Melon | Mar 20 – Apr 3 | May 1 – May 18 | — | Jul 2 – Jul 22 |
| Cucamelon | Mar 20 – Apr 3 | May 1 – May 18 | — | Jul 12 – Jul 22 |
| New Zealand Spinach | Mar 20 – Apr 3 | Apr 24 – May 11 | — | Jun 20 – Jul 10 |
| Peanut | Mar 20 – Apr 3 | Apr 24 – May 11 | — | Aug 9 – Sep 28 |
| Watercress | Mar 20 – Apr 3 | Apr 3 – Apr 20 | Aug 20 – Sep 6 | May 30 – Jun 9 |
| Luffa (Loofah Gourd) | Mar 20 – Apr 3 | May 1 – May 18 | — | Aug 6 – Oct 5 |
| Beet | — | Mar 22 – Apr 10 | Jul 30 – Aug 16 | May 16 – Jun 5 |
| Radish | — | Mar 22 – Apr 10 | Aug 27 – Sep 13 | Apr 18 – Apr 26 |
| Arugula | — | Mar 22 – Apr 10 | Aug 20 – Sep 6 | Apr 26 – May 6 |
| Fava Bean (Broad Bean) | — | Mar 22 – Apr 10 | Aug 6 – Aug 23 | Jun 10 – Jun 25 |
| Tatsoi | — | Mar 22 – Apr 10 | Aug 13 – Aug 30 | May 1 – May 16 |
| Mizuna | — | Mar 22 – Apr 10 | Aug 6 – Aug 23 | May 1 – May 11 |
| Cucumber | Mar 27 – Apr 10 | May 1 – May 18 | Jul 9 – Jul 26 | Jun 27 – Jul 17 |
| Zucchini / Summer Squash | Mar 27 – Apr 10 | Apr 24 – May 11 | Jul 9 – Jul 26 | Jun 15 – Jun 30 |
| Winter Squash | Mar 27 – Apr 10 | Apr 24 – May 11 | — | Jul 20 – Aug 19 |
| Pumpkin | Mar 27 – Apr 10 | Apr 24 – May 11 | — | Jul 30 – Aug 29 |
| Cantaloupe / Muskmelon | Mar 27 – Apr 10 | May 1 – May 18 | — | Jul 17 – Aug 6 |
| Watermelon | Mar 27 – Apr 10 | May 1 – May 18 | — | Jul 17 – Aug 16 |
| Rhubarb | — | Mar 27 – Apr 13 | — | — |
| Horseradish | — | Mar 27 – Apr 13 | — | — |
| Sunflower | Mar 27 – Apr 10 | Apr 24 – May 11 | — | Jul 10 – Aug 9 |
| Carrot | — | Mar 29 – Apr 17 | Jul 16 – Aug 2 | Jun 2 – Jun 22 |
| Turnip | — | Mar 29 – Apr 17 | Aug 13 – Aug 30 | May 13 – Jun 2 |
| Mustard Greens | — | Mar 29 – Apr 17 | Aug 13 – Aug 30 | May 3 – May 18 |
| Rapini (Broccoli Raab) | — | Mar 29 – Apr 17 | Aug 6 – Aug 23 | May 13 – Jun 2 |
| Chervil | — | Mar 29 – Apr 17 | Aug 13 – Aug 30 | May 13 – Jun 2 |
| Chives | — | Apr 3 – Apr 20 | — | — |
| Asparagus | — | Apr 3 – Apr 20 | — | — |
| Sorrel | — | Apr 3 – Apr 20 | — | — |
| Potato | — | Apr 5 – Apr 24 | — | Jun 19 – Aug 8 |
| Cilantro / Coriander | — | Apr 5 – Apr 24 | Jul 30 – Aug 16 | May 25 – Jun 19 |
| Salsify | — | Apr 5 – Apr 24 | — | Jul 29 – Sep 7 |
| Borage | — | Apr 5 – Apr 24 | Aug 6 – Aug 23 | Jun 4 – Jun 24 |
| Globe Artichoke | — | Apr 10 – Apr 27 | — | — |
| Parsnip | — | Apr 12 – May 1 | — | Jul 26 – Aug 25 |
| Dill | — | Apr 19 – May 8 | Aug 6 – Aug 23 | Jun 3 – Jun 23 |
| Bush Bean | — | Apr 26 – May 15 | Jul 16 – Aug 2 | Jun 20 – Jun 30 |
| Pole Bean | — | Apr 26 – May 15 | — | Jun 30 – Jul 10 |
| Sweet Corn | — | Apr 26 – May 15 | — | Jun 30 – Aug 9 |
| Edamame (Soybean) | — | Apr 26 – May 15 | — | Jul 15 – Aug 9 |
| Amaranth (Leaf) | — | Apr 26 – May 15 | — | May 31 – Jun 20 |
| Lima Bean | — | May 3 – May 22 | — | Jul 12 – Aug 11 |
| Southern Pea (Cowpea) | — | May 3 – May 22 | — | Jul 7 – Aug 6 |
| Sweet Potato | — | May 8 – May 25 | — | Aug 13 – Sep 12 |
| Rutabaga | — | — | Jun 25 – Jul 12 | — |
| Garlic | — | — | Oct 22 – Nov 8 | — |
Windows are ~1–2 week bands around each date. Frost dates are a statewide average from NOAA/NCEI normals; your town may differ by two weeks or more. Calendar year 2026.