When to Plant Celery in Zone 3
Apium graveolens
Last updated: Apr 25, 2026 · Sources: USDA, NOAA, Cooperative ExtensionZone 3 Planting Schedule
Start Indoors
Apr 3
6–8 weeks before transplant
Transplant Out
May 22
After last frost (May 15)
First Harvest
Sep 1
85–120 days after planting
Season Ends
Sep 12
Before first frost (Sep 15)
Quick Facts
Sunlight
☀️ Full Sun
Water Needs
💧💧💧 High
Spacing
10 inches apart
Planting Depth
0.125 inch
Min Soil Temp
50°F
Germination
14–21 days
Days to Maturity
85–120 days
Frost Tolerance
Light frost tolerance
Soil pH
6.0–7.0
Difficulty
Hard
Recommended for Zone 3
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Celery Schedule — All Zones
| Zone | Start Indoors | Transplant | Direct Sow | Harvest Start | Harvest End |
|---|---|---|---|---|---|
| Zone 3 | Apr 3 | May 22 | — | Sep 1 | Sep 12 |
| Zone 4 | Mar 29 | May 17 | — | Aug 27 | Sep 22 |
| Zone 5 | Mar 19 | May 7 | — | Aug 17 | Oct 2 |
| Zone 6 | Mar 4 | Apr 22 | — | Aug 2 | Oct 6 |
| Zone 7 | Feb 22 | Apr 12 | — | Jul 23 | Sep 26 |
| Zone 8 | Feb 6 | Mar 27 | — | Jul 7 | Sep 10 |
| Zone 9 | Jan 17 | Mar 7 | — | Jun 17 | Aug 21 |
| Zone 10 | Dec 30 | Feb 17 | — | May 30 | Aug 3 |
📚 Data Sources
Frost dates: NOAA Climate Normals 1991–2020, National Centers for Environmental Information.Hardiness zones: USDA Plant Hardiness Zone Map, Agricultural Research Service.
Growing requirements: Cooperative Extension Services — NC State, Penn State, University of Florida IFAS.
Companion planting: Cornell University Cooperative Extension.
Data compiled from public agricultural sources. Always verify with your local extension office for micro-climate adjustments.