When to Plant Parsley in Zone 3
Petroselinum crispum
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
Aug 21
70–90 days after planting
Season Ends
Sep 12
Before first frost (Sep 15)
Quick Facts
Sunlight
⛅ Partial Sun
Water Needs
💧💧 Moderate
Spacing
10 inches apart
Planting Depth
0.25 inch
Min Soil Temp
50°F
Germination
14–28 days
Days to Maturity
70–90 days
Frost Tolerance
Moderate frost tolerance
Soil pH
6.0–7.0
Difficulty
Easy
Recommended for Zone 3
🌱 Parsley Seeds & Supplies
Find seeds, soil, and tools suited for growing parsley in your zone.
Shop on Amazon →Companion Planting
Companion planting improves growth, deters pests, and makes better use of garden space.
✓ Good Companions
Parsley Schedule — All Zones
| Zone | Start Indoors | Transplant | Direct Sow | Harvest Start | Harvest End |
|---|---|---|---|---|---|
| Zone 3 | Apr 3 | May 22 | — | Aug 21 | Sep 12 |
| Zone 4 | Mar 29 | May 17 | — | Aug 16 | Sep 22 |
| Zone 5 | Mar 19 | May 7 | — | Aug 6 | Sep 25 |
| Zone 6 | Mar 4 | Apr 22 | — | Jul 22 | Sep 10 |
| Zone 7 | Feb 22 | Apr 12 | — | Jul 12 | Aug 31 |
| Zone 8 | Feb 6 | Mar 27 | — | Jun 26 | Aug 15 |
| Zone 9 | Jan 17 | Mar 7 | — | Jun 6 | Jul 26 |
| Zone 10 | Dec 30 | Feb 17 | — | May 19 | Jul 8 |
| Zone 11 | Dec 17 | Jan 22 | Jan 22 | Apr 23 | Jun 12 |
📚 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.