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When to plant in Muscle Shoals, AL

USDA Zone 8a

Muscle Shoals, Alabama frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.

In zone 8a, Muscle Shoals supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.

Station · MUSCLE SHOALS WTP · 1.9 km
Last spring frost
March 30
50% chance · 32°F
First fall frost
November 3
50% chance · 32°F
Growing season
218 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for Muscle ShoalsA year-band showing 32°F frost risk from January to December for Muscle Shoals: last spring frost around March 30, first fall frost around November 3, about 218 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

Frost probability

MUSCLE SHOALS WTP · 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 Muscle Shoals’s own odds, recorded at MUSCLE SHOALS WTP.

Frost-probability curves for Muscle ShoalsProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around March 30 and the first fall frost around November 3, giving about 218 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 24Apr 10Mar 26Oct 14Oct 26Nov 7
32°FApr 13Mar 30Mar 11Oct 22Nov 3Nov 19
28°FApr 2Mar 17Feb 26Nov 1Nov 14Dec 2

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 14July 28
Fall sowin 9 days
Rutabaga
July 28August 11
Fall sowin 23 days
Broccoli
August 11August 25
Fall sowin 23 days
Cabbage
August 11August 25
Fall sowin 23 days
Carrot
August 11August 25
Fall sowin 23 days
Cauliflower
August 11August 25
Fall sowin 23 days
Napa Cabbage
August 11September 8

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 Muscle Shoals, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 3 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.

MUSCLE SHOALS WTP
Primary
2 km · 165 m elevation
SPRING
Mar 30
FALL
Nov 3
MUSCLE SHOALS RGNL AP
3 km · 165 m elevation
SPRING
Mar 20
FALL
Nov 8
MUSCLE SHOALS 2 N
3 km · 162 m elevation
SPRING
Mar 27
FALL
Nov 3

Muscle Shoals planting FAQ

When is the last spring frost in Muscle Shoals, AL?

Plan for the last spring frost in Muscle Shoals around March 30 (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 Muscle Shoals, AL?

Expect Muscle Shoals's first fall frost near November 3 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.

What hardiness zone is Muscle Shoals in?

Muscle Shoals is in USDA hardiness zone 8a. In zone 8a, winters are mild — many tender perennials overwinter here.

How long is the growing season in Muscle Shoals?

Muscle Shoals has about 218 frost-free days — a long growing season — between the average last spring frost (March 30) and first fall frost (November 3).

When should I plant tomatoes in Muscle Shoals?

For Muscle Shoals, sow tomatoes indoors about February 2–February 16 and move the seedlings out around April 6, after the last spring frost.

Planting reminders

Never miss a window in Muscle Shoals

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

Nearby cities

8 within reach

Frost dates recorded at MUSCLE SHOALS WTP, 2 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 Muscle Shoals, AL — Frost Dates & Zone 8a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00015751. Retrieved from https://blissgarden.com/alabama/muscle-shoals.
When to Plant in Muscle Shoals, AL — Frost Dates & Zone 8a — BlissGarden