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Rosemary Growing Guide
Lamiaceae family
Days to Harvest90 days
SunlightFull Sun
Frost ToleranceLight
Spacing1/sqft (12" apart)
Germination14-28 days
HardinessSemi Hardy
Germ. Temp70°F
Start Indoors10 weeks before last frost
Companion Planting
Growth Stages
- Seedling
- Establishing
- Mature / Harvest Ready
Planting Dates by Zone
Frequently Asked Questions
How long does it take to grow Rosemary?
Rosemary takes approximately 90 days from planting to harvest.
How much sun does Rosemary need?
Rosemary requires full sun (6+ hours direct sunlight per day).
How far apart should I plant Rosemary?
Plant Rosemary at 1/sqft (12" apart) using square foot gardening spacing.
Can Rosemary survive frost?
Rosemary is tolerant of light frost.
What are good companion plants for Rosemary?
Good companion plants for Rosemary include Beans, Carrots, Cabbage.
How long does Rosemary take to germinate?
Rosemary seeds germinate in 14-28 days at an optimal temperature of 70°F.
When should I start Rosemary seeds indoors?
Start Rosemary seeds indoors 10 weeks before your last frost date, then transplant 1 weeks after last frost.
Plan Your Rosemary Garden
Track Rosemary from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.
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