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When to plant in Sharonville, OH

USDA Zone 6b

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

Zone 6b means Sharonville sees real winter cold, but a good range of perennials survive; the frost dates above govern when annual vegetables go out.

Station · HAMILTON BUTLER CO RGNL AP · 13.7 km
Last spring frost
April 22
50% chance · 32°F
First fall frost
October 18
50% chance · 32°F
Growing season
179 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for SharonvilleA year-band showing 32°F frost risk from January to December for Sharonville: last spring frost around April 22, first fall frost around October 18, about 179 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

Frost probability

HAMILTON BUTLER CO RGNL AP · 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 Sharonville’s own odds, recorded at HAMILTON BUTLER CO RGNL AP.

Frost-probability curves for SharonvilleProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around April 22 and the first fall frost around October 18, giving about 179 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 19May 2Apr 18Sep 25Oct 7Oct 20
32°FMay 10Apr 22Apr 6Oct 5Oct 18Oct 29
28°FApr 28Apr 8Mar 26Oct 15Oct 27Nov 8

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
Rutabaga
July 12July 26
Fall sowin 7 days
Broccoli
July 26August 9
Fall sowin 7 days
Cabbage
July 26August 9
Fall sowin 7 days
Carrot
July 26August 9
Fall sowin 7 days
Cauliflower
July 26August 9
Fall sowin 7 days
Napa Cabbage
July 26August 23
Fall sowin 21 days
Beet
August 9August 23
Fall sowin 21 days
Collards
August 9September 6
Fall sowin 21 days
Endive
August 9August 23
Fall sowin 21 days
Escarole
August 9August 23
Fall sowin 21 days
Fennel (Bulb)
August 9August 23
Fall sowin 21 days
Kale
August 9September 6
Fall sowin 21 days
Kohlrabi
August 9September 6
Fall sowin 21 days
Peas
August 9August 23
Fall sowin 21 days
Radicchio
August 9August 23
Fall sowin 21 days
Swiss Chard
August 9August 23
Fall sowin 21 days
Turnip
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 Sharonville, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 17 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.

HAMILTON BUTLER CO RGNL AP
Primary
14 km · 193 m elevation
SPRING
Apr 22
FALL
Oct 18
MILFORD
15 km · 159 m elevation
SPRING
Apr 23
FALL
Oct 18
FAIRFIELD
17 km · 175 m elevation
SPRING
Apr 19
FALL
Oct 22

Sharonville planting FAQ

When is the last spring frost in Sharonville, OH?

Sharonville's average last spring frost falls near April 22 — 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 Sharonville, OH?

The first fall frost in Sharonville typically arrives around October 18 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.

What hardiness zone is Sharonville in?

Sharonville is in USDA hardiness zone 6b. In zone 6b, winters are moderate — most common vegetables grow well in season.

How long is the growing season in Sharonville?

There are roughly 179 frost-free days in Sharonville (a moderate growing season), running from the average last frost around April 22 to the first fall frost near October 18.

When should I plant tomatoes in Sharonville?

In Sharonville, start tomato seeds indoors around February 25–March 11, then transplant seedlings outdoors around April 29 once the danger of frost has passed.

Planting reminders

Never miss a window in Sharonville

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

Nearby cities

8 within reach

Frost dates recorded at HAMILTON BUTLER CO RGNL AP, 14 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 Sharonville, OH — Frost Dates & Zone 6b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00053855. Retrieved from https://blissgarden.com/ohio/sharonville.
When to Plant in Sharonville, OH — Frost Dates & Zone 6b — BlissGarden