When to plant in Sand Springs, OK
USDA Zone 7bEverything below — frost dates, hardiness zone, and what to plant when in Sand Springs, Oklahoma — is derived from the closest NOAA station with complete climate normals.
Sand Springs's nearest full-normals station sits about 17 km out, so treat these as a close estimate — local microclimate can nudge your first and last frost. In zone 7b, Sand Springs supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.
The average last spring frost in Sand Springs is now 5 days earlier than in the 1981–2010 normals. See how frost dates are shifting nationwide →
Frost probability
TULSA R L JONES JR 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 Sand Springs’s own odds, recorded at TULSA R L JONES JR AP.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 26 | Apr 9 | Mar 26 | Oct 12 | Oct 26 | Nov 8 |
| 32°F | Apr 17 | Mar 30 | Mar 10 | Oct 21 | Nov 4 | Nov 20 |
| 28°F | Apr 3 | Mar 15 | Feb 27 | Oct 31 | Nov 14 | Dec 2 |
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 Sand Springs, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 28 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.
Sand Springs planting FAQ
When is the last spring frost in Sand Springs, OK?
Sand Springs's average last spring frost falls near March 30 — 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 Sand Springs, OK?
The first fall frost in Sand Springs typically arrives around November 4 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Sand Springs in?
Sand Springs is in USDA hardiness zone 7b. In zone 7b, winters are moderate — most common vegetables grow well in season.
How long is the growing season in Sand Springs?
Sand Springs has about 219 frost-free days — a long growing season — between the average last spring frost (March 30) and first fall frost (November 4).
When should I plant tomatoes in Sand Springs?
For Sand Springs, sow tomatoes indoors about February 2–February 16 and move the seedlings out around April 6, after the last spring frost.
Never miss a window in Sand Springs
An email when it’s time to start seeds, transplant, and sow — timed to Sand Springs’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reachFrost dates recorded at TULSA R L JONES JR AP, 17 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 Sand Springs, OK — Frost Dates & Zone 7b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00053908. Retrieved from https://blissgarden.com/oklahoma/sand-springs.