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When to plant in Mountain Home, AR

USDA Zone 7a

Here are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Mountain Home, Arkansas — all computed from Mountain Home's nearest NOAA weather station.

In zone 7a, Mountain Home supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.

Station · MTN HOME 1 NNW · 1.5 km
Last spring frost
March 31
50% chance · 32°F
First fall frost
November 1
50% chance · 32°F
Growing season
215 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for Mountain HomeA year-band showing 32°F frost risk from January to December for Mountain Home: last spring frost around March 31, first fall frost around November 1, about 215 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

Frost probability

MTN HOME 1 NNW · 1991–2020

The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Mountain Home’s own odds, recorded at MTN HOME 1 NNW.

Frost-probability curves for Mountain HomeProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around March 31 and the first fall frost around November 1, giving about 215 frost-free days.
Last spring frostFirst fall frostbold = 32°F · thin = 28°F / 36°F · dot = 50% date · band = 10–90% window
ThresholdSPRING 10%SPRING 50%SPRING 90%FALL 10%FALL 50%FALL 90%
36°FApr 30Apr 12Mar 27Oct 11Oct 23Nov 4
32°FApr 18Mar 31Mar 14Oct 19Nov 1Nov 17
28°FApr 5Mar 20Mar 3Oct 30Nov 12Dec 1

Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.

What to plant now

TODAY · JULY 19
Fall sowopen now
Brussels Sprouts
July 12July 26
Fall sowin 7 days
Rutabaga
July 26August 9
Fall sowin 21 days
Broccoli
August 9August 23
Fall sowin 21 days
Cabbage
August 9August 23
Fall sowin 21 days
Carrot
August 9August 23
Fall sowin 21 days
Cauliflower
August 9August 23
Fall sowin 21 days
Napa Cabbage
August 9September 6

Add these crops to your calendar (.ics) ↓

Full-year planting calendar

Start indoorsTransplantDirect sowFall sow

Each bar is the exact window to take a planting action in Mountain Home, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 32 km · complete 32°F normals

When stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.

MTN HOME 1 NNW
Primary
1 km · 244 m elevation
SPRING
Mar 31
FALL
Nov 1
MOUNTAIN HOME BAXTER AP
9 km · 283 m elevation
SPRING
Apr 2
FALL
Nov 1
CALICO ROCK 2 WSW
32 km · 107 m elevation
SPRING
Apr 14
FALL
Oct 28

Mountain Home planting FAQ

When is the last spring frost in Mountain Home, AR?

Plan for the last spring frost in Mountain Home around March 31 (the date it has a 50% chance of a 32°F freeze). Anything frost-sensitive should go out after it.

When is the first fall frost in Mountain Home, AR?

In Mountain Home, the first 32°F freeze of fall lands around November 1 on average. Time your last harvests and any season-extension cover before it.

What hardiness zone is Mountain Home in?

Mountain Home is in USDA hardiness zone 7a. In zone 7a, winters are moderate — most common vegetables grow well in season.

How long is the growing season in Mountain Home?

Mountain Home has about 215 frost-free days — a long growing season — between the average last spring frost (March 31) and first fall frost (November 1).

When should I plant tomatoes in Mountain Home?

For Mountain Home, sow tomatoes indoors about February 3–February 17 and move the seedlings out around April 7, after the last spring frost.

Planting reminders

Never miss a window in Mountain Home

An email when it’s time to start seeds, transplant, and sow — timed to Mountain Home’s frost dates. Double opt-in, one-click unsubscribe, no spam.

Nearby cities

8 within reach

Frost dates recorded at MTN HOME 1 NNW, 1 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.

Cite this page
BlissGarden. "When to Plant in Mountain Home, AR — Frost Dates & Zone 7a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00035036. Retrieved from https://blissgarden.com/arkansas/mountain-home.
When to Plant in Mountain Home, AR — Frost Dates & Zone 7a — BlissGarden