When to plant in Parkway, CA
USDA Zone 9bEverything below — frost dates, hardiness zone, and what to plant when in Parkway, California — is derived from the closest NOAA station with complete climate normals.
A generous ~303-day season lets Parkway gardeners direct-sow more and still ripen long-maturity crops like melons and winter squash. In zone 9b, frost is a minor factor for Parkway — most perennials thrive, and annual vegetables can go out early and stay late.
The average last spring frost in Parkway is now 7 days earlier than in the 1981–2010 normals. See how frost dates are shifting nationwide →
Frost probability
SACRAMENTO EXECUTIVE AP · 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 Parkway’s own odds, recorded at SACRAMENTO EXECUTIVE AP.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 10 | Mar 14 | Feb 13 | Nov 4 | Nov 18 | Dec 3 |
| 32°F | Mar 5 | Feb 2 | Jan 2 | Nov 16 | Dec 2 | Jan 2 |
| 28°F | Feb 1 | Jan 4 | Dec 12 | Nov 30 | Dec 16 | Jan 14 |
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 Parkway, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 25 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.
Parkway planting FAQ
When is the last spring frost in Parkway, CA?
On average, the last spring frost in Parkway is around February 2 (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 Parkway, CA?
The first fall frost in Parkway typically arrives around December 2 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Parkway in?
Parkway is in USDA hardiness zone 9b. In zone 9b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Parkway?
Parkway has about 303 frost-free days — a long growing season — between the average last spring frost (February 2) and first fall frost (December 2).
When should I plant tomatoes in Parkway?
For Parkway, sow tomatoes indoors about December 8–December 22 and move the seedlings out around February 9, after the last spring frost.
Never miss a window in Parkway
An email when it’s time to start seeds, transplant, and sow — timed to Parkway’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Lemon Hill · 2 km
- Florin · 5 km
- Sacramento · 8 km
- Rosemont · 10 km
- West Sacramento · 10 km
- Elk Grove · 11 km
- La Riviera · 11 km
- Vineyard · 11 km
Frost dates recorded at SACRAMENTO EXECUTIVE AP, 4 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 Parkway, CA — Frost Dates & Zone 9b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00023232. Retrieved from https://blissgarden.com/california/parkway.