When to plant in Spring Hill, FL
USDA Zone 9bEverything below — frost dates, hardiness zone, and what to plant when in Spring Hill, Florida — is derived from the closest NOAA station with complete climate normals.
With only about -35 frost-free days, Spring Hill has a short season — start heat-lovers indoors early, favor quick-maturing varieties, and use row cover to stretch both ends. Zone 9b is warm enough that Spring Hill can grow subtropical perennials, and the short (or absent) frost period barely limits the annual calendar.
The average first fall frost in Spring Hill is now 15 days later than in the 1981–2010 normals. See how frost dates are shifting nationwide →
Frost probability
WEEKI WACHEE · 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 Spring Hill’s own odds, recorded at WEEKI WACHEE.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Mar 23 | Feb 23 | Jan 26 | Nov 11 | Dec 9 | Jan 13 |
| 32°F | Mar 5 | Feb 5 | Jan 6 | Dec 1 | Jan 1 | Feb 1 |
| 28°F | Feb 18 | Jan 24 | Dec 27 | Dec 13 | Jan 9 | Feb 9 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Nothing new to sow or transplant outdoors in the next few weeks — a seasonal lull. Check the full-year calendar below for the next window.
Full-year planting calendar
Each bar is the exact window to take a planting action in Spring Hill, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 22 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.
Spring Hill planting FAQ
When is the last spring frost in Spring Hill, FL?
On average, the last spring frost in Spring Hill is around February 5 (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 Spring Hill, FL?
In Spring Hill, the first 32°F freeze of fall lands around January 1 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Spring Hill in?
Spring Hill is in USDA hardiness zone 9b. In zone 9b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Spring Hill?
There are roughly -35 frost-free days in Spring Hill (a short growing season), running from the average last frost around February 5 to the first fall frost near January 1.
When should I plant tomatoes in Spring Hill?
In Spring Hill, start tomato seeds indoors around December 11–December 25, then transplant seedlings outdoors around February 12 once the danger of frost has passed.
Never miss a window in Spring Hill
An email when it’s time to start seeds, transplant, and sow — timed to Spring Hill’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Shady Hills · 9 km
- Hudson · 21 km
- Bayonet Point · 23 km
- Jasmine Estates · 26 km
- New Port Richey East · 29 km
- Sugarmill Woods · 29 km
- Land O' Lakes · 31 km
- New Port Richey · 32 km
Frost dates recorded at WEEKI WACHEE, 6 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 Spring Hill, FL — Frost Dates & Zone 9b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00089430. Retrieved from https://blissgarden.com/florida/spring-hill.