When to plant in Myrtle Grove, NC
USDA Zone 8bHere are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Myrtle Grove, North Carolina — all computed from Myrtle Grove's nearest NOAA weather station.
Zone 8b means many perennials and even some tender shrubs overwinter in Myrtle Grove, while your frost dates still decide when annuals go out.
Frost probability
WILMINGTON 7 SE · 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 Myrtle Grove’s own odds, recorded at WILMINGTON 7 SE.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 17 | Apr 2 | Mar 17 | Oct 27 | Nov 5 | Nov 19 |
| 32°F | Apr 8 | Mar 20 | Feb 28 | Nov 2 | Nov 15 | Dec 1 |
| 28°F | Mar 25 | Mar 3 | Feb 8 | Nov 11 | Nov 28 | Dec 28 |
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 Myrtle Grove, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 18 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.
Myrtle Grove planting FAQ
When is the last spring frost in Myrtle Grove, NC?
Plan for the last spring frost in Myrtle Grove around March 20 (the date it has a 50% chance of a 32°F freeze). Anything frost-sensitive should go out after it.
When is the first fall frost in Myrtle Grove, NC?
In Myrtle Grove, the first 32°F freeze of fall lands around November 15 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Myrtle Grove in?
Myrtle Grove is in USDA hardiness zone 8b. In zone 8b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Myrtle Grove?
There are roughly 240 frost-free days in Myrtle Grove (a long growing season), running from the average last frost around March 20 to the first fall frost near November 15.
When should I plant tomatoes in Myrtle Grove?
In Myrtle Grove, start tomato seeds indoors around January 23–February 6, then transplant seedlings outdoors around March 27 once the danger of frost has passed.
Never miss a window in Myrtle Grove
An email when it’s time to start seeds, transplant, and sow — timed to Myrtle Grove’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Wilmington · 9 km
- Leland · 17 km
- Murraysville · 19 km
- Little River · 74 km
- Jacksonville · 81 km
- North Myrtle Beach · 83 km
- Piney Green · 89 km
- Carolina Forest · 103 km
Frost dates recorded at WILMINGTON 7 SE, 2 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 Myrtle Grove, NC — Frost Dates & Zone 8b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00319461. Retrieved from https://blissgarden.com/north-carolina/myrtle-grove.