Rosemary Planting Guide — All Zones
Salvia rosmarinus
Last updated: Apr 25, 2026Quick Facts
Sunlight
☀️ Full Sun
Water Needs
💧 Low
Spacing
24 inches apart
Planting Depth
0.25 inch
Min Soil Temp
55°F
Germination
14–28 days
Days to Maturity
80–120 days
Frost Tolerance
Light frost tolerance
Soil pH
6.0–7.0
Difficulty
Moderate
Planting Schedule by Zone
Select your USDA zone below for a detailed guide with tips specific to your region.
| Zone | Start Indoors | Transplant | Direct Sow | Harvest Start | Harvest End |
|---|---|---|---|---|---|
| Zone 7 | Mar 1 | Apr 19 | — | Jul 29 | Oct 7 |
| Zone 8 | Feb 13 | Apr 3 | — | Jul 13 | Sep 21 |
| Zone 9 | Jan 24 | Mar 14 | — | Jun 23 | Sep 1 |
| Zone 10 | Jan 6 | Feb 24 | — | Jun 5 | Aug 14 |
| Zone 11 | Dec 17 | Jan 29 | — | May 10 | Jul 19 |
Recommended for Your Zone
🌱 Rosemary Seeds & Supplies
Find seeds, soil, and tools suited for growing rosemary in your zone.
Shop on Amazon →Companion Planting
Companion planting improves growth, deters pests, and makes better use of garden space.
✓ Good Companions
📚 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.