When to plant in Marina, CA
USDA Zone 10aMarina, California frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
Marina enjoys a long ~305-day frost-free season — you can succession-sow, fit in a second crop, and grow long-season heat-lovers with room to spare. Zone 10a is warm enough that Marina can grow subtropical perennials, and the short (or absent) frost period barely limits the annual calendar.
Frost probability
SALINAS #2 · 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 Marina’s own odds, recorded at SALINAS #2.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 18 | Mar 25 | Feb 18 | Nov 3 | Nov 19 | Dec 7 |
| 32°F | Mar 11 | Feb 4 | Dec 25 | Nov 18 | Dec 6 | Jan 5 |
| 28°F | Jan 28 | Dec 31 | Dec 5 | Dec 1 | Dec 19 | 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 Marina, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 11 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.
Marina planting FAQ
When is the last spring frost in Marina, CA?
On average, the last spring frost in Marina is around February 4 (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 Marina, CA?
Expect Marina's first fall frost near December 6 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is Marina in?
Marina is in USDA hardiness zone 10a. In zone 10a, winters are mild — many tender perennials overwinter here.
How long is the growing season in Marina?
There are roughly 305 frost-free days in Marina (a long growing season), running from the average last frost around February 4 to the first fall frost near December 6.
When should I plant tomatoes in Marina?
In Marina, start tomato seeds indoors around December 10–December 24, then transplant seedlings outdoors around February 11 once the danger of frost has passed.
Never miss a window in Marina
An email when it’s time to start seeds, transplant, and sow — timed to Marina’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Seaside · 7 km
- Monterey · 12 km
- Pacific Grove · 14 km
- Salinas · 14 km
- Prunedale · 19 km
- Watsonville · 27 km
- Live Oak · 38 km
- Soquel · 38 km
Frost dates recorded at SALINAS #2, 11 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 Marina, CA — Frost Dates & Zone 10a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00047668. Retrieved from https://blissgarden.com/california/marina.