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When to plant in Jackson, MO

USDA Zone 7a

Everything below — frost dates, hardiness zone, and what to plant when in Jackson, Missouri — is derived from the closest NOAA station with complete climate normals.

Zone 7a means many perennials and even some tender shrubs overwinter in Jackson, while your frost dates still decide when annuals go out.

Station · JACKSON · 1.2 km
Last spring frost
April 7
50% chance · 32°F
First fall frost
October 29
50% chance · 32°F
Growing season
205 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for JacksonA year-band showing 32°F frost risk from January to December for Jackson: last spring frost around April 7, first fall frost around October 29, about 205 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

The average first fall frost in Jackson is now 5 days later than in the 1981–2010 normals. See how frost dates are shifting nationwide →

Frost probability

JACKSON · 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 Jackson’s own odds, recorded at JACKSON.

Frost-probability curves for JacksonProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around April 7 and the first fall frost around October 29, giving about 205 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°FMay 3Apr 19Apr 4Oct 7Oct 19Oct 30
32°FApr 22Apr 7Mar 24Oct 16Oct 29Nov 9
28°FApr 13Mar 29Mar 10Oct 25Nov 5Nov 23

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 9July 23
Fall sowin 4 days
Rutabaga
July 23August 6
Fall sowin 18 days
Broccoli
August 6August 20
Fall sowin 18 days
Cabbage
August 6August 20
Fall sowin 18 days
Carrot
August 6August 20
Fall sowin 18 days
Cauliflower
August 6August 20
Fall sowin 18 days
Napa Cabbage
August 6September 3

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

Nearby weather stations

3 within 29 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.

JACKSON
Primary
1 km · 134 m elevation
SPRING
Apr 7
FALL
Oct 29
CAPE GIRARDEAU MUNI AP
19 km · 102 m elevation
SPRING
Apr 5
FALL
Oct 25
MARBLE HILL
29 km · 119 m elevation
SPRING
Apr 12
FALL
Oct 23

Jackson planting FAQ

When is the last spring frost in Jackson, MO?

Plan for the last spring frost in Jackson around April 7 (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 Jackson, MO?

The first fall frost in Jackson typically arrives around October 29 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.

What hardiness zone is Jackson in?

Jackson 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 Jackson?

There are roughly 205 frost-free days in Jackson (a moderate growing season), running from the average last frost around April 7 to the first fall frost near October 29.

When should I plant tomatoes in Jackson?

In Jackson, start tomato seeds indoors around February 10–February 24, then transplant seedlings outdoors around April 14 once the danger of frost has passed.

Planting reminders

Never miss a window in Jackson

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

Nearby cities

8 within reach

Frost dates recorded at JACKSON, 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 Jackson, MO — Frost Dates & Zone 7a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00234226. Retrieved from https://blissgarden.com/missouri/jackson.
When to Plant in Jackson, MO — Frost Dates & Zone 7a — BlissGarden