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Provo, UT Planting Calendar

The last spring frost in Provo usually comes around Apr 19 and the first fall frost around Oct 17, a growing season of about 181 days. Start tomatoes indoors Mar 8 – Mar 22 and plant them outside May 3 – May 17.

Last spring frostApr 19
First fall frostOct 17
Growing season181 days

When to plant vegetables in Provo

VegetableStart seeds indoorsPlant outsideFall crop
TomatoesMar 8 – Mar 22May 3 – May 17—
PeppersMar 1 – Mar 15May 10 – May 24—
EggplantMar 1 – Mar 15May 10 – May 24—
Cucumbers—May 3 – May 17—
Zucchini & summer squash—May 3 – May 17—
Pumpkins & winter squash—May 10 – May 24—
Green beans—May 3 – May 17Jul 25 – Aug 8
Sweet corn—May 3 – May 17—
BasilMar 22 – Apr 5May 3 – May 17—
LettuceFeb 22 – Mar 8Mar 22 – May 3Aug 22 – Sep 5
Spinach—Mar 8 – Mar 29Aug 22 – Sep 5
Peas—Mar 8 – Mar 29Aug 8 – Aug 22
Carrots—Mar 22 – Apr 26Jul 25 – Aug 8
Radishes—Mar 15 – May 3Sep 5 – Sep 19
BroccoliFeb 8 – Feb 22Mar 22 – Apr 5Jul 25 – Aug 8
KaleFeb 22 – Mar 8Mar 15 – Mar 29Aug 8 – Aug 22
Onions—Mar 22 – Apr 5—
Potatoes—Mar 29 – Apr 26—
Garlic——Oct 3 – Nov 7

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

Month-by-month planting in Provo

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

The median last spring frost is Apr 19 and the median first fall frost is Oct 17, based on 2016–2025 weather data.

When should I plant tomatoes in Provo?

Start seeds indoors Mar 8 – Mar 22 and set plants outside May 3 – May 17, once nights stay above 50°F.

When should I plant a fall garden in Provo?

Sow or transplant cool-season crops 6 to 12 weeks before the first fall frost (around Oct 17): broccoli and carrots first, lettuce, spinach and radishes last.

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