Does thyme need full sun?

Yes, it thrives in full sun for at least six hours a day.

How often should I water it?

Water only when the soil has dried out completely.

Plant guide

Thyme.

Thymus vulgaris

Pronounced TY-mus vul-GAIR-is

Also known as Common Thyme, English Thyme, Garden Thyme, Thyme

Thyme is a hardy, fragrant herb that loves basking in the sun. It is a kitchen staple that adds wonderful flavor to many dishes. You will find it is quite resilient once it gets established in your garden.

At a glance

Care level: Easy
Plant type: Perennial herb
Light: Full sun
Indoor light: Direct sun
Water: Every 7 to 14 days
Mature size: 12 inches
Growth rate: Medium
Hardiness: USDA 5 to 9
Bloom time: Late spring to early summer

Care

Plant this herb in well draining soil to prevent root rot. Watch for yellowing leaves, which often signal that the soil is staying too wet. Prune back the woody stems after flowering to keep the plant bushy and productive.

Watering: Allow the soil to dry out completely between waterings.
Feeding: Apply a light, balanced liquid fertilizer sparingly during the growing season.
Pruning: Trim back the top third of the plant after it blooms to encourage fresh growth.
Repotting: Move to a slightly larger container only when the roots become crowded.
Soil: Sandy or rocky, well draining soil
Soil pH: 6.0 to 8.0
Temperature: -15 to 35°C
Humidity: 20 to 50%
Drought tolerance: High
Lifespan: Perennial, typically 3 to 5 years
Fragrance: Strong
Deer and rabbits: High

Signs it needs repotting

Roots growing out of the drainage holes.
Water sitting on the surface for too long.

Safety

People: This plant is non-toxic to humans.
Children: There are no specific safety concerns for children handling this plant.
Contact allergens: Sensitive individuals may experience mild skin irritation from the essential oils.
Airborne allergens: Pollen is generally not a significant trigger for respiratory allergies.
Edibility: Thyme is generally safe for culinary use, but concentrated essential oils should not be ingested.

How to identify it

Small, oval, gray green leaves
Tiny tubular flowers in clusters
Woody, branching stems
Strong, pleasant aromatic scent

Height: 0.15 to 0.3m
Spread: 0.2 to 0.4m
Leaves: gray-green, evergreen
Flowers: pale pink, lavender, white, 0.5 to 1cm

Problems to watch for

Root RotCommon
AphidsUncommon
Botrytis BlightUncommon
Spider MitesUncommon

By symptom

Plant problems by symptom

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Growing it

Propagation: cuttings, division, seed
When to plant: spring, early autumn
Overwintering: Ensure the soil is well-drained to prevent winter rot. In very cold areas, a light mulch can protect the roots.
In containers: Thyme grows very well in pots as long as the container has excellent drainage.

Cuttings

1. Take a 10 cm cutting from new growth.
2. Remove the lower leaves.
3. Place in a well-draining potting mix.
4. Keep moist until roots form.

Plant thyme near vegetables to help deter certain pests with its strong scent.

Grows well with

Rosemary · They share similar requirements for sun and dry soil.
Lavender · Both plants thrive in Mediterranean conditions and attract pollinators.

Similar species

Creeping Thyme · It is a low-growing alternative often used as a ground cover.

Science

Family: Lamiaceae
Genus: Thymus
Order: Lamiales
Class: Magnoliopsida
Native range: Mediterranean region
Conservation: Thyme is widely cultivated and not of conservation concern.

It grows in dry, rocky, and well-drained soils where it competes well in nutrient-poor environments.

Value to wildlife: nectar source
Pollinators: bees, butterflies
Uses: culinary herb, ground cover, rock garden plant, pollinator garden

Through the year

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Flowering

Fruiting

Foliage

Ecological indicators

Salinity: 2/9
Soil reaction: 7/9
Light: 8/9
Temperature: 6/9
Moisture: 2/9
Nutrients: 3/9

Taxonomy resolved against GBIF.

Questions people ask

Does thyme need full sun?: Yes, it thrives in full sun for at least six hours a day.
How often should I water it?: Water only when the soil has dried out completely.

Where the name comes from

The genus name Thymus comes from the Greek word for courage, while vulgaris simply means common.

Good to know

Ancient Greeks used thyme in their baths for courage.
Thyme is a member of the mint family.
It is a key ingredient in the French herb blend bouquet garni.

Also in

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This guide was generated with AI on September 26, 2026 and checked against GBIF taxonomy. It is general information, not horticultural or veterinary advice. Read about how we build these guides.