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Vegetable Crop Calendars (A–C)Pumpkin Planting Calendar for Fall Harvest
Pumpkin timing is arithmetic. Pick the harvest date you want, subtract the days to maturity for your variety, and then check that frost and soil allow the result.
Key points
- Count back from your target harvest using days to maturity for your variety.
- Check the result against your average first fall frost.
- Plant into warm soil, above about 60 to 65 degrees depending on your source.
- Cure and store mature, hard-rinded fruit with care.
When do you plant pumpkins for Halloween?
University of Arkansas Extension advises planting mid-June to early July for Halloween arrival in Arkansas. Clemson Extension lists a fall pumpkin window of June 15 to July 15 in the South Carolina Piedmont and June 1 to June 30 on the coast.
These windows work because of long warm seasons. In a cooler place the same dates could mean pumpkins caught by frost, so treat them as examples and do your own countdown.
Fruit set also depends on pollination, since pumpkins carry separate male and female flowers. Plant flowers nearby and keep pollinators safe.
How many days do pumpkins need?
Clemson cites roughly 70 to 120 days depending on variety and growing conditions, with giant types such as Big Max near 120 days. Arkansas extension gives about 90 days for small types, about 100 for medium carving pumpkins and about 120 for large types.
Check your seed packet or catalog for the figure for your variety. Remember that those days start from planting or transplanting, and slow, cold weather stretches them.
If a variety is listed as a range, use the longer figure when planning, since a cool or cloudy summer can add days.
How do you work out your planting date?
Start with the date you want ripe pumpkins, subtract days to maturity, then add a few days of cushion. For example, if you want pumpkins by late October and your variety needs 100 days, you would plant in mid-July, but you would also check how hot and dry that is where you live.
Then check the other end. Add the days to maturity to your planting date and compare the result with your average first fall frost from your local weather service. If frost comes first, choose a shorter variety or plant sooner.
Space plants according to your variety, since vines can run far. Giant types need much more room than small ones, so check the seed packet before marking your rows.
What soil temperature do pumpkins need?
Arkansas extension says soil should be above 65 degrees for planting. Clemson recommends planting after the last frost has passed and the soil four inches down is above 60 degrees.
Pumpkins are frost tender, so there is no reason to rush in cold soil. In a summer-sown crop, the opposite problem appears: very dry or crusted soil can slow emergence, so water the planting site well.
Hot, dry spells in midsummer can stress young plants. Mulch and deep, infrequent watering help, and local water rules may apply.
How do you harvest and store pumpkins?
Clemson describes mature winter squash and pumpkins as having a hard rind that resists a thumbnail and a dull, dry surface; pumpkins should be solid and deep orange. Cut fruit from the vine with a generous stem rather than tearing it, and avoid handling wet fruit.
Clemson also describes curing at warm temperatures and then storing in a cool, ventilated space. For food safety questions on preserving cooked pumpkin, use tested procedures from the National Center for Home Food Preservation.
Handle pumpkins by the body, not the stem, when lifting and moving, and never carry by the handle alone. A broken stem shortens storage life.
What mistakes ruin the crop?
Planting too early so fruit ripens in heat and rots before the holiday is common, as is planting too late for frost. Squash bugs, vine borers and powdery mildew are frequent challenges.
Contact your county extension office for current identification and control options. Read labels, observe pre-harvest intervals, and keep pollinators safe by not applying products to open blossoms.
Keep leaves healthy as long as possible. Mildew-weakened vines produce fruit with poor color and shorter storage.
What does a worked pumpkin example look like?
Here is the countback method in a table-free form. Suppose you want carving pumpkins ready two weeks before Halloween and your chosen variety lists 100 days.
Subtract 100 days from the target ripening date and add a week or two of cushion. Then check the result against the soil and the frost date, as this checklist shows:
- Soil at four inches is above about 60 to 65 degrees.
- The calculated date is after your last spring frost.
- Ripening finishes comfortably before your first fall frost.
- You have water available for establishment in midsummer heat.
Timing at a glance
| Item | Window | Caveat |
|---|---|---|
| Pumpkins for Halloween, Arkansas | Mid-June to early July | Arkansas guidance; depends on variety length and your local first frost. |
| Fall pumpkins, South Carolina Piedmont | June 15 to July 15 | Clemson guidance for the Piedmont; verify against local conditions. |
| Fall pumpkins, South Carolina Coastal | June 1 to June 30 | Clemson guidance for the coast; verify against local conditions. |
Sources and further reading
Last reviewed: November 2026. Educational information, ranges only. Confirm timing with your county extension office.