Rosemary (Rosmarinus officinalis)
Officinalis
About this plant
Rosemary is a fragrant evergreen herb with needle-like leaves and small blue flowers. It is widely used in cooking for its aromatic flavor and also valued for its ornamental appeal in gardens. Historically, it has been associated with remembrance and used in traditional medicine.
Taxonomy
Higher classification: Order Lamiales
Origin & Distribution
- Native region
- Mediterranean Basin
- Distribution
- Native to the Mediterranean region; widely cultivated worldwide in temperate climates.
Care
- Suitable locations
- Indoor, Outdoor, Balcony, Greenhouse
- Preferred window facing
- South-facing, Southwest-facing, West-facing
- USDA hardiness zones
- 7-10
- Soil pH
- 6.0-7.5 (slightly acidic to neutral)
- Soil type
- well-draining sandy or loamy soil
Watering. Allow the soil to dry out between waterings. Water deeply but infrequently to prevent root rot. Reduce watering in winter.
Fertilizing. Feed rosemary lightly with a balanced fertilizer in spring and mid-summer. Avoid over-fertilizing, as this can reduce the plant's flavor and aroma.
Rosemary is a hardy herb that thrives in sunny spots with well-draining soil. It prefers to dry out between waterings and can suffer from root rot if overwatered. Regular pruning helps keep it bushy and healthy, and it generally requires low maintenance.
Propagation
- Propagation methods
- Cuttings, Seeds
Ornamental features
- Flowering
- Yes
- Flowering period
- spring
Evergreen needle-like leaves with a strong fragrance; small blue flowers that attract pollinators.
Toxicity & Safety
Non-toxic to humans and pets. Safe to grow around children and animals.
Allergy information
Rosemary may cause mild allergic reactions in sensitive individuals, especially those allergic to its pollen or skin contact with its oils. Symptoms can include skin irritation or respiratory discomfort. To reduce exposure, avoid direct contact with the plant's oils and keep it away from areas with heavy pollen exposure if you are sensitive.
Common problems
Overwatering can cause root rot and yellowing leaves. Poor air circulation or high humidity may lead to fungal diseases. Pests like spider mites or aphids can occasionally appear.
Uses
Commonly used as a culinary herb for flavoring food; also grown for ornamental purposes and its aromatic qualities.
Notes
Prune after flowering to maintain shape and encourage new growth. Repot every 2-3 years if grown indoors. Sensitive to overwatering and poor drainage.