When to plant in La Grange, KY
USDA Zone 6bHere are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for La Grange, Kentucky — all computed from La Grange's nearest NOAA weather station.
In zone 6b, La Grange gardeners can grow many hardy perennials, while the last and first frost still dictate the annual vegetable calendar.
The average last spring frost in La Grange is now 5 days earlier than in the 1981–2010 normals. See how frost dates are shifting nationwide →
Frost probability
CRESTWOOD 4NE · 1991–2020The 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 La Grange’s own odds, recorded at CRESTWOOD 4NE.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 11 | Apr 24 | Apr 10 | Oct 2 | Oct 15 | Oct 27 |
| 32°F | May 1 | Apr 12 | Mar 29 | Oct 11 | Oct 25 | Nov 5 |
| 28°F | Apr 17 | Mar 31 | Mar 17 | Oct 21 | Nov 3 | Nov 18 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in La Grange, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 31 km · complete 32°F normalsWhen 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.
La Grange planting FAQ
When is the last spring frost in La Grange, KY?
On average, the last spring frost in La Grange is around April 12 (50% probability at 32°F, from 1991–2020 NOAA normals). Wait until after this date to set out tender plants like tomatoes and peppers.
When is the first fall frost in La Grange, KY?
Expect La Grange's first fall frost near October 25 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is La Grange in?
La Grange 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 La Grange?
La Grange has about 196 frost-free days — a moderate growing season — between the average last spring frost (April 12) and first fall frost (October 25).
When should I plant tomatoes in La Grange?
For La Grange, sow tomatoes indoors about February 15–March 1 and move the seedlings out around April 19, after the last spring frost.
Never miss a window in La Grange
An email when it’s time to start seeds, transplant, and sow — timed to La Grange’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Lyndon · 24 km
- Shelbyville · 25 km
- Jeffersontown · 27 km
- St. Matthews · 28 km
- Jeffersonville · 29 km
- Sellersburg · 35 km
- Louisville/Jefferson County metro government · 35 km
- Clarksville · 35 km
Frost dates recorded at CRESTWOOD 4NE, 5 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in La Grange, KY — Frost Dates & Zone 6b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00151900. Retrieved from https://blissgarden.com/kentucky/la-grange.