When to Plant Spinach in Zone 13
Spinacia oleracea
Last updated: Apr 25, 2026 · Sources: USDA, NOAA, Cooperative ExtensionZone 13 Planting Schedule
First Harvest
year_round
35–50 days after planting
Season Ends
year_round
Before first frost (N/A)
Quick Facts
Sunlight
⛅ Partial Sun
Water Needs
💧💧 Moderate
Spacing
6 inches apart
Planting Depth
0.5 inch
Min Soil Temp
35°F
Germination
5–14 days
Days to Maturity
35–50 days
Frost Tolerance
Heavy frost tolerance
Soil pH
6.5–7.5
Difficulty
Easy
Recommended for Zone 13
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Spinach Schedule — All Zones
| Zone | Start Indoors | Transplant | Direct Sow | Harvest Start | Harvest End |
|---|---|---|---|---|---|
| Zone 3 | Apr 17 | May 15 | May 15 | Jun 28 | Aug 12 |
| Zone 4 | Apr 12 | May 10 | May 10 | Jun 23 | Aug 7 |
| Zone 5 | Apr 2 | Apr 30 | Apr 30 | Jun 13 | Jul 28 |
| Zone 6 | Mar 18 | Apr 15 | Apr 15 | May 29 | Jul 13 |
| Zone 7 | Mar 8 | Apr 5 | Apr 5 | May 19 | Jul 3 |
| Zone 8 | Feb 20 | Mar 20 | Mar 20 | May 3 | Jun 17 |
| Zone 9 | Jan 31 | Feb 28 | Feb 28 | Apr 13 | May 28 |
| Zone 10 | Jan 13 | Feb 10 | Feb 10 | Mar 26 | May 10 |
| Zone 11 | Jan 1 | Jan 15 | Jan 15 | Feb 28 | Apr 14 |
| Zone 12 | — | any | any | year_round | year_round |
| Zone 13 | — | any | any | year_round | year_round |
📚 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.