blissgarden.

When to plant in Lithia Springs, GA

USDA Zone 8a

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

Zone 8a means many perennials and even some tender shrubs overwinter in Lithia Springs, while your frost dates still decide when annuals go out.

Station · MABLETON 1 N · 10.2 km
Last spring frost
March 27
50% chance · 32°F
First fall frost
November 7
50% chance · 32°F
Growing season
225 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for Lithia SpringsA year-band showing 32°F frost risk from January to December for Lithia Springs: last spring frost around March 27, first fall frost around November 7, about 225 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

Frost probability

MABLETON 1 N · 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 Lithia Springs’s own odds, recorded at MABLETON 1 N.

Frost-probability curves for Lithia SpringsProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around March 27 and the first fall frost around November 7, giving about 225 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 8Mar 23Oct 19Oct 30Nov 10
32°FApr 12Mar 27Mar 9Oct 27Nov 7Nov 26
28°FMar 31Mar 14Feb 21Nov 4Nov 19Dec 9

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 18August 1
Fall sowin 13 days
Rutabaga
August 1August 15
Fall sowin 27 days
Broccoli
August 15August 29
Fall sowin 27 days
Cabbage
August 15August 29
Fall sowin 27 days
Carrot
August 15August 29
Fall sowin 27 days
Cauliflower
August 15August 29
Fall sowin 27 days
Napa Cabbage
August 15September 12

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 Lithia Springs, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 26 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.

MABLETON 1 N
Primary
10 km · 299 m elevation
SPRING
Mar 27
FALL
Nov 7
ATLANTA FULTON CO AP
12 km · 256 m elevation
SPRING
Mar 24
FALL
Nov 8
ATLANTA HARTSFIELD INTL AP
26 km · 308 m elevation
SPRING
Mar 15
FALL
Nov 20

Lithia Springs planting FAQ

When is the last spring frost in Lithia Springs, GA?

Lithia Springs's average last spring frost falls near March 27 — the 50% mark at 32°F in the 1991–2020 normals. Hold tender transplants until the risk has passed, then plant out.

When is the first fall frost in Lithia Springs, GA?

Expect Lithia Springs's first fall frost near November 7 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.

What hardiness zone is Lithia Springs in?

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

How long is the growing season in Lithia Springs?

There are roughly 225 frost-free days in Lithia Springs (a long growing season), running from the average last frost around March 27 to the first fall frost near November 7.

When should I plant tomatoes in Lithia Springs?

In Lithia Springs, start tomato seeds indoors around January 30–February 13, then transplant seedlings outdoors around April 3 once the danger of frost has passed.

Planting reminders

Never miss a window in Lithia Springs

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

Nearby cities

8 within reach

Frost dates recorded at MABLETON 1 N, 10 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 Lithia Springs, GA — Frost Dates & Zone 8a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00095404. Retrieved from https://blissgarden.com/georgia/lithia-springs.
When to Plant in Lithia Springs, GA — Frost Dates & Zone 8a — BlissGarden