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Thymus vulgaris (Common Thyme)

Common Thyme, Garden Thyme, Pot-Herb Thyme, English Thyme, Tomillo

Thymus vulgaris, Common Thyme, Garden Thyme, Pot-Herb Thyme, English Thyme, Tomillo, Garden Herb, Drought tolerant perennial, aromatic perennial, fragrant perennial
Thymus vulgaris, Common Thyme, Garden Thyme, Pot-Herb Thyme, English Thyme, Tomillo, Garden Herb, Drought tolerant perennial, aromatic perennial, fragrant perennial
Thymus vulgaris, Common Thyme, Garden Thyme, Pot-Herb Thyme, English Thyme, Tomillo, Garden Herb, Drought tolerant perennial, aromatic perennial, fragrant perennial

Thymus vulgaris – Thyme: An In-Depth Look

Thymus vulgaris, commonly known as Thyme, is a hardy, aromatic, woody perennial herb in the mint family (Lamiaceae). Native to southern Europe and the Mediterranean, it is revered for its pungent, earthy flavor and rich medicinal history. With tiny, evergreen leaves and delicate pink or lavender flowers, thyme thrives in sunny, dry conditions and is a staple in culinary, ornamental, and medicinal gardens worldwide.

Aside from Thyme, the Lamiaceae family includes other well-known culinary herbs such as rosemary, basil, mint, sage, and oregano.

Native Range

Thyme is native to the Mediterranean, especially southern Europe and parts of North Africa. It grows naturally in rocky hillsides, scrubland, and dry meadows, where its drought-tolerant traits make it an ideal survivor. Today, thyme is cultivated globally in temperate regions for both ornamental and culinary use.

Plant Type and Habit

Thyme is a compact, woody, evergreen subshrub with a low-spreading habit. Stems become woody at the base and branch outward, creating a dense mat. Leaves grow in opposite pairs on square stems.

Size

Thyme typically reaches 6 to 12 inches (15 to 30 cm) in height and spreads 12 to 18 inches (30 to 45 cm) wide, making it suitable for edging, borders, or ground cover.

Lifespan

A perennial herb, thyme remains productive for 3–5 years before declining. Woody plants may benefit from division or replacement.

Flowers

Thyme produces whorls of small, tubular flowers in pink, lavender, or white during late spring to early summer. The flowers are highly attractive to pollinators and are edible, though milder than the leaves.

Fruits

After blooming, thyme develops small brown schizocarps that split into nutlets. Seed is rarely used for propagation due to slow and uneven germination.

Foliage

The leaves are tiny, linear to ovate, gray-green, and densely aromatic. They grow in pairs and are slightly rolled under at the edges. Some varieties have variegated or golden leaves.

Hardiness

Thyme is hardy in USDA zones 5–9. It withstands frost and thrives in hot, dry climates. Protect young plants from excessive winter wet or deep freezes.

Uses

  • Culinary: Thyme flavors soups, stews, roasted meats, vegetables, breads, and sauces. It is essential in bouquet garni and herbes de Provence. Keep it Fresh: 20 Best Herbs to Grow Indoors All Year
  • Ornamental: Low-growing and mat-forming, thyme adds texture and fragrance to borders, rock gardens, and paths.
  • Medicinal: This herb contains thymol, known for its antibacterial, antifungal, and antioxidant properties. Used in teas and remedies for coughs and infections.
  • Aromatic: Thyme oil is used in perfumes, soaps, and cleaning products due to its intense herbal fragrance.
  • Pollinator Plant: Its long bloom season supports bees and butterflies.
  • Container: Thrives in pots and containers, perfect for patios, windowsills, and small-space gardens.
  • Houseplants: Grows well indoors in bright light, offering fresh herbs year-round.
  • Naturalized Area: Can be planted in naturalized landscapes, requiring little maintenance once established.
  • Walkways: Creeping varieties make aromatic groundcovers along garden paths and walkways.
  • Butterfly Garden: A favorite nectar source for butterflies, contributing to pollinator-friendly landscapes.
  • Cottage Garden: A classic herb for traditional cottage-style gardens with informal charm.
  • Edible Garden: A key ingredient in the culinary garden, used fresh or dried in countless dishes.
  • Rock Garden: Naturally suited to dry, well-drained soils in alpine or rock garden settings.
  • Winter Garden: Evergreen foliage provides year-round interest and structure in winter herb beds.
  • Border: Makes a fine front-of-border plant with soft texture and pleasant scent.
  • Companion Planting: This aromatic herb repels plant pests, making it a valuable companion in vegetable gardens.
  • Mosquito-Repellent: The strong essential oils in thyme help repel mosquitoes, making it useful around seating areas or patios.

Wildlife Value

Thyme is highly attractive to pollinators like bees and butterflies. It provides essential nectar and habitat in naturalistic and pollinator gardens.

Drought Tolerance

Thyme is extremely drought-tolerant once established. It prefers dry, sandy, or rocky soils and is well-suited for xeriscaping.

Deer and Rabbit Resistance

Its strong aroma and essential oils make thyme unpalatable to deer and rabbits, offering natural protection in wildlife-prone areas.

Toxicity

According to the ASPCA, thyme is non-toxic to cats, dogs, and horses. However, thyme oil in large amounts may cause irritation or upset in pets and humans.

Invasiveness

Thyme is not invasive but can spread in optimal conditions. Creeping types form dense mats and may self-seed mildly.

Thyme, Culinary Herb, Thymus vulgaris, Aromatic Herb, Herb Garden,


Benefits and Drawbacks of Thyme

Benefits

  • Versatile Culinary Herb: Thyme adds a rich, savory flavor to a wide range of dishes, from meats and vegetables to soups and sauces.
  • Pollinator-Friendly and Ornamental: Its delicate flowers attract bees and butterflies, making this aromatic herb ideal for pollinator gardens and decorative borders.
  • Medicinal Properties: Known for its antibacterial, anti-inflammatory, and antifungal qualities, thyme supports respiratory health and skin care.
  • Drought and Deer Resistant: Well-suited to dry climates, thyme tolerates drought and is rarely bothered by deer.
  • Low-Maintenance Perennial: Easy to grow, it thrives in poor, well-drained soils with little upkeep.
  • Companion Planting Benefit: Thyme naturally repels pests, making it an excellent companion for vegetables such as cabbage, broccoli, and tomatoes.

Drawbacks

  • Becomes Woody with Age: As the plant matures, it can become woody and sparse, requiring regular pruning or replanting.
  • Slow Germination from Seed: seeds germinate slowly and unevenly, so cuttings or nursery plants are often more reliable.
  • Prone to Root Rot: Thyme dislikes soggy soil and may suffer from root rot or fungal diseases in poorly drained conditions.

Thyme, Garden Thyme, Culinary Herb, Thymus vulgaris, Aromatic Herb, Herb Garden,


How to Grow and Care for Thyme

Planting

  • Location: Thyme thrives in full sun and well-drained areas, such as raised beds or gravelly soil, to prevent root rot.
  • Soil: Lean, sandy or rocky soil with a neutral to alkaline pH is ideal. Avoid rich or water-retentive soil, which can hinder growth and cause root problems.
  • Spacing: Space plants 12 to 24 inches (30 to 60 cm) apart, depending on the variety.

Watering

  • Frequency: Water deeply but infrequently, allowing the soil to dry out completely between watering sessions. Excess moisture, especially in winter, can cause root rot.
  • Young Plants: Water regularly after planting until the plant is well established.

Fertilizing

  • Minimal Fertilizer Needs: Thyme performs best in poor soil and needs little to no additional feeding. A small amount of compost at planting is usually enough.
  • Seasonal Fertilization: If needed, apply a light dose of fertilizer in early spring or mid-summer to promote growth and flowering.

Pruning

  • Timing: Prune lightly after flowering in late summer to reduce woody stems and encourage fresh growth.
  • Spring Maintenance: Trim in spring to maintain a tidy shape and overall vigor.

Overwintering

  • Mulching: Apply a light layer of mulch in colder climates to protect roots while ensuring good drainage to prevent rot.
  • Containers: Bring potted plants indoors or place in a sheltered location during severe winter conditions.

Thyme, Culinary Herb, Thymus vulgaris, Aromatic Herb, Herb Garden,


How to Harvest Thyme

When to Harvest

  • Timing: Harvest thyme when it reaches at least 6 inches tall and just before flowering. This is when the essential oils are most concentrated, giving the herb its best flavor.
  • Morning Harvest: The ideal time to harvest is in the early morning, after the dew has dried. This helps preserve fragrance and flavor.

How to Harvest

  • Stem Cutting: Use clean scissors to snip 5–6 inch stem tips, avoiding the woody parts. Tender stems carry more flavor and help the plant regrow.
  • Leave Growth for Recovery: Always leave at least 5 inches of growth to allow the plant to recover and continue producing healthy foliage.

Preserving

  • Drying: Hang thyme in small bunches or lay it flat on a screen in a dark, dry, and well-ventilated place. Once dry, store in airtight jars to maintain flavor.
  • Freezing: Freeze thyme sprigs in water or oil using ice cube trays for a convenient way to retain flavor for future use.

How to Propagate Thyme

From Cuttings

Take 3–4 inch non-flowering tip cuttings in spring or early summer, when the plant is actively growing for best rooting success. Remove the lower leaves and plant the cuttings in moist sand or perlite. Keep them in a shaded area until roots develop.

By Division

Divide mature clumps in spring and replant them immediately in well-drained soil. This method helps rejuvenate older plants and produces new, vigorous growth.

By Layering

Pin a low-growing stem to the ground, cover it lightly with soil, and wait for roots to form at the contact point. Once rooted, cut the stem and transplant the new plant to its permanent spot.

By Seed

Start seeds indoors 6–10 weeks before the last frost. Surface sow the seeds, as they need light to germinate, and keep the soil consistently moist. Germination takes 2–3 weeks, and young seedlings grow slowly at first.

Thyme Plant


Companion Planting with Thyme

Thyme is an excellent companion plant that enhances growth, flavor, and pest resistance in many garden plants. Its strong aroma naturally repels common vegetable pests such as cabbage loopers, cabbage maggots, cabbageworms, corn earworms, tomato hornworms, spider mites, and whiteflies. Its small flowers also attract beneficial insects and pollinators, making thyme a valuable addition to any vegetable garden.

Good Companions for Thyme

Bad Companions for Thyme

  • Basil: Basil prefers richer, more consistently moist soil and partial shade, which clashes with thyme’s dry, sunny preferences.
  • Cilantro: Cilantro likes cooler temperatures and more water, making it a poor match for thyme.
  • Chives: Chives require moister soil and more frequent watering than thyme tolerates.
  • Mint: Mint is aggressive and spreads rapidly, often choking out smaller, slower-growing herbs like thyme. It also prefers damper conditions.

Tips for Companion Planting with Thyme

  • Use thyme as a living mulch or border plant. Its low-growing habit makes it ideal for edging garden beds or lining pathways.
  • Allow the plant to flower in summer to attract bees, hoverflies, and other beneficial pollinators and predators to the garden.
  • Do not overwater. When planted with thirstier herbs or vegetables, use containers or raised beds to separate moisture zones.
  • Mix into rock gardens or xeriscaped areas where other herbs or perennials thrive in similar dry conditions.

Learn More About Thyme’s Best and Worst Companion Plants

Thyme, Culinary Herb, Thymus vulgaris, Aromatic Herb, Herb Garden,


Common Pests and Diseases of Thyme

Thyme is generally a hardy and low-maintenance herb, but it can still face a few pest and disease issues, especially in poor conditions. Proper spacing, good air circulation, and well-drained soil go a long way in preventing problems.

Pests

  • Four-Lined Plant Bug: It feeds on foliage, leaving small spots or discoloration.
  • Caterpillars: Some caterpillar species feed on thyme leaves, though they are less common than other pests
  • Thrips: Thrips can damage thyme by piercing plant tissues and feeding, causing silver streaks or discolored patches. Natural predators and insecticidal sprays can help manage populations.

Diseases

  • Root Rot: Caused by overwatering or poorly drained soil, root rot leads to wilted, yellowing leaves and plant decline. Prevent it by using sandy soil and allowing the soil to dry between waterings.
  • Downy mildew: In humid conditions, thyme may develop fuzzy, grayish patches under the leaves and yellowing on top. Improve air circulation and avoid overhead watering to prevent this disease.
  • Botrytis Rot (Gray Mold): This fungal disease causes soft, gray mold on leaves and stems, especially in cool, damp weather. Remove affected parts and space plants well to reduce humidity.

Prevention Tips

  • Plant thyme in full sun and well-drained soil to discourage fungal diseases.
  • Water at the base of the plant rather than from above to keep foliage dry.
  • Remove dead or woody growth regularly to improve airflow and plant health.
  • Inspect plants frequently for early signs of pests and treat promptly if necessary.

With proper care and attention, thyme typically remains healthy and resilient, providing years of culinary and ornamental value with minimal issues.


Frequently Asked Questions about Thyme

Thyme Substitutes?

If you’re out of thyme, several herbs can serve as suitable substitutes, depending on the dish you’re preparing. Here are some of the best thyme alternatives:

  • Oregano: Offers a similar earthy and slightly bitter flavor. Use equal amounts as a thyme substitute in Mediterranean and Italian dishes.
  • Marjoram: Milder and sweeter than thyme, it works well in soups, sauces, and roasted vegetables. Use slightly more marjoram to match thyme’s intensity.
  • Savory: Both summer and winter savory resemble thyme’s peppery and herbal notes. Ideal for bean dishes, meats, and stuffing recipes.
  • Herbes de Provence: A French blend often including thyme, rosemary, and oregano. Best used in roasted meats and vegetables for a similar flavor profile.
  • Basil: Though more aromatic and sweet, basil can work in tomato-based dishes in place of thyme. Use in moderation to avoid overpowering the dish.
  • Italian Seasoning: A spice mix that often contains thyme along with oregano, rosemary, and basil. Useful for pasta sauces and marinades.
  • Rosemary: Much stronger and woodier than thyme. Use in small amounts in hearty dishes like roasts and stews.

When substituting dried thyme with a fresh herb, remember that 1 teaspoon of dried thyme equals about 1 tablespoon of fresh thyme or substitute herb.

How to Chop Thyme?

To chop thyme, hold a sprig at the top and run your fingers down to strip the tiny leaves. Discard the woody stem. Gather the leaves on a cutting board and finely chop them with a sharp knife using a rocking motion. Use fresh-chopped thyme in cooking immediately for best flavor.

What Does Thyme Look Like?

Thyme is a low-growing, woody-stemmed herb with tiny, oval leaves that are gray-green and slightly fuzzy. It produces small clusters of pink, lavender, or white flowers in summer. The plant forms a dense, mat-like clump and can be used as groundcover in gardens or grown in containers.

What Does Thyme Taste Like?

Thyme has a strong, earthy flavor with subtle minty, lemony, and slightly peppery notes. It adds depth and warmth to savory dishes like roasted meats, vegetables, stews, and soups. Its concentrated flavor intensifies when dried, making it a staple herb in Mediterranean and French cuisine.

Can Dogs Eat Thyme?

Thyme is generally safe for dogs in small amounts and may even support digestive and respiratory health. However, large quantities can cause stomach upset. Always consult a veterinarian before offering thyme or any herb to pets, especially essential oils or concentrated extracts, which may be harmful.

Is Thyme a Perennial?

Yes, thyme is a perennial herb that returns year after year in suitable climates. It thrives in USDA zones 5 to 9 and prefers well-drained soil and full sun. While evergreen in mild regions, it may die back in colder zones but regrows from the roots in spring.

How to Dry Thyme?

To dry thyme, cut stems just before flowering and tie them in small bundles. Hang the bundles upside down in a warm, dry, well-ventilated area out of direct sunlight. Once the leaves are crisp, strip them from the stems and store in airtight jars away from heat and light.

Requirements

Hardiness 5 - 9
Climate Zones 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, A2, A3
Plant Type Herbs, Shrubs
Plant Family Lamiaceae
Genus Thymus
Common names Thyme
Exposure Full Sun
Season of Interest Spring (Early, Mid, Late), Summer (Early, Mid, Late), Fall, Winter
Height 6" - 1' (15cm - 30cm)
Spread 6" - 2' (15cm - 60cm)
Spacing 12" - 24" (30cm - 60cm)
Maintenance Low
Water Needs Low
Soil Type Chalk, Loam, Sand
Soil pH Alkaline, Neutral
Soil Drainage Well-Drained
Characteristics Fragrant, Showy, Evergreen
Tolerance Drought, Deer, Dry Soil, Rocky Soil
Attracts Bees, Butterflies
Garden Uses Beds And Borders, Edging, Patio And Containers
Garden Styles Mediterranean Garden, Informal and Cottage, City and Courtyard
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Alternative Plants to Consider

Thymus Coccineus Group (Red Creeping Thyme)
Thymus serpyllum ‘Magic Carpet’ (Creeping Thyme)
Thymus pulegioides ‘Aureus’ (Golden Large Thyme)
Thymus citriodorus ‘Doone Valley’ (Lemon Thyme)
Thymus ‘Silver Queen’ (Lemon Thyme)
Thymus ‘Silver Posie’ (Common Thyme)

Recommended Companion Plants

Tulbaghia violacea (Society Garlic)
Salvia rosmarinus (Rosemary)
Origanum vulgare (Oregano)
Salvia officinalis (Sage)
Solanum lycopersicum (Tomato)
Solanum melongena (Eggplant)
Brassica oleracea Gemmifera Group (Brussels Sprouts)
Brassica oleracea Acephala Group (Kale)
Brassica oleracea Capitata Group (Cabbage)
Brassica oleracea Italica Group (Broccoli)
Brassica oleracea Botrytis Group (Cauliflower)
Lavandula angustifolia (English Lavender)

Find In One of Our Guides or Gardens

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While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.
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Requirements

Hardiness 5 - 9
Climate Zones 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, A2, A3
Plant Type Herbs, Shrubs
Plant Family Lamiaceae
Genus Thymus
Common names Thyme
Exposure Full Sun
Season of Interest Spring (Early, Mid, Late), Summer (Early, Mid, Late), Fall, Winter
Height 6" - 1' (15cm - 30cm)
Spread 6" - 2' (15cm - 60cm)
Spacing 12" - 24" (30cm - 60cm)
Maintenance Low
Water Needs Low
Soil Type Chalk, Loam, Sand
Soil pH Alkaline, Neutral
Soil Drainage Well-Drained
Characteristics Fragrant, Showy, Evergreen
Tolerance Drought, Deer, Dry Soil, Rocky Soil
Attracts Bees, Butterflies
Garden Uses Beds And Borders, Edging, Patio And Containers
Garden Styles Mediterranean Garden, Informal and Cottage, City and Courtyard
How Many Plants
Do I Need?
Explore Great Plant Combination Ideas
Thymus (Thyme)
Guides with
Thymus (Thyme)
Not sure which Thymus (Thyme) to pick?
Compare Now

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