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Hattiesburg, MS Planting Calendar

The last spring frost in Hattiesburg usually comes around Mar 15 and the first fall frost around Nov 18, a growing season of about 248 days. Start tomatoes indoors Feb 1 – Feb 15 and plant them outside Mar 29 – Apr 12.

Last spring frostMar 15
First fall frostNov 18
Growing season248 days

When to plant vegetables in Hattiesburg

VegetableStart seeds indoorsPlant outsideFall crop
TomatoesFeb 1 – Feb 15Mar 29 – Apr 12—
PeppersJan 25 – Feb 8Apr 5 – Apr 19—
EggplantJan 25 – Feb 8Apr 5 – Apr 19—
Cucumbers—Mar 29 – Apr 12—
Zucchini & summer squash—Mar 29 – Apr 12—
Pumpkins & winter squash—Apr 5 – Apr 19—
Green beans—Mar 29 – Apr 12Aug 26 – Sep 9
Sweet corn—Mar 29 – Apr 12—
BasilFeb 15 – Mar 1Mar 29 – Apr 12—
LettuceJan 18 – Feb 1Feb 15 – Mar 29Sep 23 – Oct 7
Spinach—Feb 1 – Feb 22Sep 23 – Oct 7
Peas—Feb 1 – Feb 22Sep 9 – Sep 23
Carrots—Feb 15 – Mar 22Aug 26 – Sep 9
Radishes—Feb 8 – Mar 29Oct 7 – Oct 21
BroccoliJan 4 – Jan 18Feb 15 – Mar 1Aug 26 – Sep 9
KaleJan 18 – Feb 1Feb 8 – Feb 22Sep 9 – Sep 23
Onions—Feb 15 – Mar 1—
Potatoes—Feb 22 – Mar 22—
Garlic——Nov 4 – Dec 9

Dates count from the median frost dates (2016–2025) for Hattiesburg. In a cold spring, wait a week; in a warm one you can go a week early.

Month-by-month planting in Hattiesburg

  1. JanuaryStart indoors: Peppers, Eggplant, Lettuce, Broccoli, Kale
  2. FebruaryStart indoors: Tomatoes, Peppers, Eggplant, Basil, Lettuce, KalePlant outside: Lettuce, Spinach, Peas, Carrots, Radishes, Broccoli, Kale, Onions, Potatoes
  3. MarchStart indoors: BasilPlant outside: Tomatoes, Cucumbers, Zucchini & summer squash, Green beans, Sweet corn, Basil, Lettuce, Carrots, Radishes, Broccoli, Onions, Potatoes
  4. AprilPlant outside: Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini & summer squash, Pumpkins & winter squash, Green beans, Sweet corn, Basil
  5. MayPlan, order seeds and prepare beds.
  6. JunePlan, order seeds and prepare beds.
  7. JulyPlan, order seeds and prepare beds.
  8. AugustPlant outside: Green beans, Carrots, Broccoli
  9. SeptemberPlant outside: Green beans, Lettuce, Spinach, Peas, Carrots, Broccoli, Kale
  10. OctoberPlant outside: Lettuce, Spinach, Radishes
  11. NovemberPlant outside: Garlic
  12. DecemberPlant outside: Garlic

Tools for this season

Seed starting kitTrays with humidity domes for starting seeds indoors.See options on AmazonLED grow lightKeeps indoor seedlings short and sturdy.See options on AmazonFrost clothCovers tender plants on a surprise frost night.See options on AmazonSoil thermometerCheck the soil at 4 inches before you spread anything.See options on Amazon

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Frequently asked questions

When is the last frost in Hattiesburg?

The median last spring frost is Mar 15 and the median first fall frost is Nov 18, based on 2016–2025 weather data.

When should I plant tomatoes in Hattiesburg?

Start seeds indoors Feb 1 – Feb 15 and set plants outside Mar 29 – Apr 12, once nights stay above 50°F.

When should I plant a fall garden in Hattiesburg?

Sow or transplant cool-season crops 6 to 12 weeks before the first fall frost (around Nov 18): broccoli and carrots first, lettuce, spinach and radishes last.

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