When to plant in Holly Springs, NC
USDA Zone 8aEverything below — frost dates, hardiness zone, and what to plant when in Holly Springs, North Carolina — is derived from the closest NOAA station with complete climate normals.
Zone 8a means many perennials and even some tender shrubs overwinter in Holly Springs, while your frost dates still decide when annuals go out.
Frost probability
NEW HILL · 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 Holly Springs’s own odds, recorded at NEW HILL.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 4 | Apr 19 | Apr 4 | Oct 16 | Oct 26 | Nov 6 |
| 32°F | Apr 21 | Apr 6 | Mar 21 | Oct 23 | Nov 3 | Nov 15 |
| 28°F | Apr 13 | Mar 28 | Mar 10 | Nov 1 | Nov 13 | Dec 1 |
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 Holly Springs, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 10 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.
Holly Springs planting FAQ
When is the last spring frost in Holly Springs, NC?
Holly Springs's average last spring frost falls near April 6 — 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 Holly Springs, NC?
In Holly Springs, the first 32°F freeze of fall lands around November 3 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Holly Springs in?
Holly Springs is in USDA hardiness zone 8a. In zone 8a, winters are mild — many tender perennials overwinter here.
How long is the growing season in Holly Springs?
There are roughly 211 frost-free days in Holly Springs (a long growing season), running from the average last frost around April 6 to the first fall frost near November 3.
When should I plant tomatoes in Holly Springs?
In Holly Springs, start tomato seeds indoors around February 9–February 23, then transplant seedlings outdoors around April 13 once the danger of frost has passed.
Never miss a window in Holly Springs
An email when it’s time to start seeds, transplant, and sow — timed to Holly Springs’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Fuquay-Varina · 8 km
- Apex · 9 km
- Cary · 14 km
- Morrisville · 21 km
- Garner · 21 km
- Raleigh · 27 km
- Sanford · 35 km
- Knightdale · 35 km
Frost dates recorded at NEW HILL, 7 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 Holly Springs, NC — Frost Dates & Zone 8a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00316122. Retrieved from https://blissgarden.com/north-carolina/holly-springs.