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Laramie, WY Planting Calendar

The last spring frost in Laramie usually comes around May 25 and the first fall frost around Sep 23, a growing season of about 121 days. Start tomatoes indoors Apr 13 – Apr 27 and plant them outside Jun 8 – Jun 22.

Last spring frostMay 25
First fall frostSep 23
Growing season121 days

When to plant vegetables in Laramie

VegetableStart seeds indoorsPlant outsideFall crop
TomatoesApr 13 – Apr 27Jun 8 – Jun 22—
PeppersApr 6 – Apr 20Jun 15 – Jun 29—
EggplantApr 6 – Apr 20Jun 15 – Jun 29—
Cucumbers—Jun 8 – Jun 22—
Zucchini & summer squash—Jun 8 – Jun 22—
Pumpkins & winter squash—Jun 15 – Jun 29—
Green beans—Jun 8 – Jun 22Jul 1 – Jul 15
Sweet corn—Jun 8 – Jun 22—
BasilApr 27 – May 11Jun 8 – Jun 22—
LettuceMar 30 – Apr 13Apr 27 – Jun 8Jul 29 – Aug 12
Spinach—Apr 13 – May 4Jul 29 – Aug 12
Peas—Apr 13 – May 4Jul 15 – Jul 29
Carrots—Apr 27 – Jun 1Jul 1 – Jul 15
Radishes—Apr 20 – Jun 8Aug 12 – Aug 26
BroccoliMar 16 – Mar 30Apr 27 – May 11Jul 1 – Jul 15
KaleMar 30 – Apr 13Apr 20 – May 4Jul 15 – Jul 29
Onions—Apr 27 – May 11—
Potatoes—May 4 – Jun 1—
Garlic——Sep 9 – Oct 14

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

Month-by-month planting in Laramie

  1. JanuaryPlan, order seeds and prepare beds.
  2. FebruaryPlan, order seeds and prepare beds.
  3. MarchStart indoors: Lettuce, Broccoli, Kale
  4. AprilStart indoors: Tomatoes, Peppers, Eggplant, Basil, Lettuce, KalePlant outside: Lettuce, Spinach, Peas, Carrots, Radishes, Broccoli, Kale, Onions
  5. MayStart indoors: BasilPlant outside: Lettuce, Spinach, Peas, Carrots, Radishes, Broccoli, Kale, Onions, Potatoes
  6. JunePlant outside: Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini & summer squash, Pumpkins & winter squash, Green beans, Sweet corn, Basil, Lettuce, Carrots, Radishes, Potatoes
  7. JulyPlant outside: Green beans, Lettuce, Spinach, Peas, Carrots, Broccoli, Kale
  8. AugustPlant outside: Lettuce, Spinach, Radishes
  9. SeptemberPlant outside: Garlic
  10. OctoberPlant outside: Garlic
  11. NovemberPlan, order seeds and prepare beds.
  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 Laramie?

The median last spring frost is May 25 and the median first fall frost is Sep 23, based on 2016–2025 weather data.

When should I plant tomatoes in Laramie?

Start seeds indoors Apr 13 – Apr 27 and set plants outside Jun 8 – Jun 22, once nights stay above 50°F.

When should I plant a fall garden in Laramie?

Sow or transplant cool-season crops 6 to 12 weeks before the first fall frost (around Sep 23): broccoli and carrots first, lettuce, spinach and radishes last.

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