Lemon thyme
Thymus citriodorus · Lamiaceae
The gardener's calendar
Ideal time to plant lemon thyme: set it out when the soil is neither frozen nor waterlogged, and water generously as it establishes.
ID card
- Scientific name
- Thymus citriodorus
- Family
- Lamiaceae
- Foliage type
- Evergreen
- Flowering
- May to July
- Adult size
- Approximately 30 cm tall
- Hardiness
- Hardy down to -15°C
- Origin
- Mediterranean region
- Use
- Culinary and ornamental
✓ Taxonomy verifiedSource: AI estimate · hardiness: reliability high.
Expert tips
The key tip
Lemon thyme loves dry conditions and poor soil. Plant it in a raised bed or rock garden.
The common mistake
Regular watering or rich soil will cause it to rot slowly and lose its natural fragrance.
The pro's trick
Cut back hard in March before growth starts—it branches out beautifully.
Care
Sunlight
Lemon thyme thrives in full sun, ideally 6 to 8 hours per day minimum. A sunny exposure strengthens its aroma and vigor. It also tolerates partial shade, but its growth and density will be reduced.
Watering
Water moderately and regularly during the growing season (spring-summer), allowing the soil to dry slightly between waterings. Once established, lemon thyme is very drought-resistant. In winter, significantly reduce watering.
Soil
Plant lemon thyme in well-draining, light, and slightly chalky soil. It tolerates poor and compacted soils, as long as water doesn't pool. Adding sand or gravel improves drainage if your soil is too heavy.
Pruning and cutting
Pinch back stems regularly to encourage branching and maintain a compact, bushy shape. Harvest fresh leaves as needed for cooking. Light pruning after flowering helps rejuvenate the plant.
Fertilizer
Lemon thyme has very low nutrient requirements. A moderate application of compost in spring is more than sufficient. Avoid nitrogen-rich fertilizers that reduce aromatic intensity.
Pests and diseases
Generally hardy, lemon thyme can suffer from root rot if exposed to persistent excess moisture. Ensure optimal drainage to prevent this issue. Red spider mites occasionally appear in very dry conditions.
Did you know?
Lemon thyme is the result of a natural hybridization between common thyme and an aromatic species. Its leaves release a delicate lemon scent when rubbed, hence its evocative name. Since the Middle Ages, thymes have been associated with courage and protection: warriors wore sprigs to symbolize their bravery before battle.
Where to buy it
Plant in spring or early autumn, avoiding spells of intense heat. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, April, May, September.
Add this plant to my garden →Plants from the same family
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Tips generated and checked by Viridia — adapt them to your local climate.