Rosemary Growing Guide
Woody, evergreen perennial herb native to the Mediterranean. Valued for culinary use, essential oil production, and as an ornamental landscape plant.
Growing Conditions
Soil Requirements
Soil Type & pH
Best soil types: sandy loam, calcareous, well-drained
pH range: 6 - 7.5 (optimal: 6.5)
Drainage: excellent
Nutrient Needs (N-P-K)
Planting Guide
Yield & Economics
Common Pests & Diseases
Common Pests
- spider mites
- whiteflies
- spittlebugs
Common Diseases
- root rot
- powdery mildew
- botrytis
Use to identify issues early and prevent crop losses.
Growing Tips
Propagate from semi-hardwood cuttings in late summer for best rooting success; seed germination is slow and erratic.
Prune after flowering to maintain compact shape; rosemary does not regenerate well from old, bare wood.
Excellent companion plant for vegetables; its strong aroma deters many common garden pests.
Frequently Asked Questions
How long does Rosemary take to grow?
Rosemary typically takes 180 days from planting to harvest. Seeds germinate in about 21 days. The best planting season is spring.
What soil does Rosemary need?
Rosemary grows best in sandy loam, calcareous, well-drained soil with a pH of 6-7.5. Excellent drainage is required.
What temperature does Rosemary need?
Rosemary grows best at 15-30°C. Frost tolerance: moderate. Heat tolerance: high.
What is the expected yield for Rosemary?
Rosemary yields approximately 8,000 kg fresh herb/hectare under good conditions. Multiple harvests per year are possible (3).
More Herbs & Spices
Get AI-Powered Rosemary Recommendations
WiseYield provides personalized growing recommendations, yield predictions, and disease detection for Rosemary and 213 other crops.
14-day free trial. No credit card required.