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Huntsville, AL Planting Calendar

The last spring frost in Huntsville usually comes around Mar 22 and the first fall frost around Nov 7, a growing season of about 230 days. Start tomatoes indoors Feb 8 – Feb 22 and plant them outside Apr 5 – Apr 19.

Last spring frostMar 22
First fall frostNov 7
Growing season230 days

When to plant vegetables in Huntsville

VegetableStart seeds indoorsPlant outsideFall crop
TomatoesFeb 8 – Feb 22Apr 5 – Apr 19—
PeppersFeb 1 – Feb 15Apr 12 – Apr 26—
EggplantFeb 1 – Feb 15Apr 12 – Apr 26—
Cucumbers—Apr 5 – Apr 19—
Zucchini & summer squash—Apr 5 – Apr 19—
Pumpkins & winter squash—Apr 12 – Apr 26—
Green beans—Apr 5 – Apr 19Aug 15 – Aug 29
Sweet corn—Apr 5 – Apr 19—
BasilFeb 22 – Mar 8Apr 5 – Apr 19—
LettuceJan 25 – Feb 8Feb 22 – Apr 5Sep 12 – Sep 26
Spinach—Feb 8 – Mar 1Sep 12 – Sep 26
Peas—Feb 8 – Mar 1Aug 29 – Sep 12
Carrots—Feb 22 – Mar 29Aug 15 – Aug 29
Radishes—Feb 15 – Apr 5Sep 26 – Oct 10
BroccoliJan 11 – Jan 25Feb 22 – Mar 8Aug 15 – Aug 29
KaleJan 25 – Feb 8Feb 15 – Mar 1Aug 29 – Sep 12
Onions—Feb 22 – Mar 8—
Potatoes—Mar 1 – Mar 29—
Garlic——Oct 24 – Nov 28

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

Month-by-month planting in Huntsville

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

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 Huntsville?

The median last spring frost is Mar 22 and the median first fall frost is Nov 7, based on 2016–2025 weather data.

When should I plant tomatoes in Huntsville?

Start seeds indoors Feb 8 – Feb 22 and set plants outside Apr 5 – Apr 19, once nights stay above 50°F.

When should I plant a fall garden in Huntsville?

Sow or transplant cool-season crops 6 to 12 weeks before the first fall frost (around Nov 7): broccoli and carrots first, lettuce, spinach and radishes last.

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