How To Plant Thyme [ Full Guide ]

Thyme is a versatile and aromatic herb that adds a delightful flavor and fragrance to a variety of culinary dishes. It is also known for its medicinal properties and is a great addition to any herb garden. If you’re looking to cultivate this wonderful herb, this comprehensive guide will walk you through the process of planting thyme, from selecting the right variety for your region to choosing the perfect planting location and understanding the propagation methods.

Quick Answer: How To Plant Thyme

Planting thyme involves selecting the right variety for your region, choosing a suitable planting location with well-draining soil and adequate sunlight, preparing the soil by amending it with compost, and finally, deciding on the propagation method – whether through seeds or transplants. We’ll delve into each of these steps in detail to ensure that you have all the information you need to successfully cultivate thyme.

Choosing The Right Thyme Variety For Your Region

Before you start planting thyme, it’s crucial to choose a variety that is well-suited to your specific climate and growing conditions. Thyme comes in various cultivars, and selecting the right one will ensure that it thrives in your garden. Some common thyme varieties include:

  1. Common Thyme (Thymus vulgaris): This is the most widely used variety and is known for its strong, earthy flavor. It is a perennial herb that is well suited for Mediterranean climates and is a great option for culinary use.

  2. Lemon Thyme (Thymus citriodorus): As the name suggests, this variety offers a subtle lemony flavor and fragrance. It’s an excellent choice for both culinary and ornamental purposes and is adaptable to a range of growing conditions.

  3. Creeping Thyme (Thymus serpyllum): This low-growing variety is often used as ground cover and is ideal for rock gardens or in between stepping stones. It is a hardy, drought-tolerant plant that releases a strong fragrance when stepped on.

  4. Variegated Thyme: This variety, as the name suggests, has variegated leaves adding a decorative element to its culinary and garden use.

Once you’ve identified the variety suited to your region and purpose, you can obtain thyme plants from local nurseries, garden centers, or online suppliers.

Selecting A Suitable Planting Location

Thyme thrives in well-draining soil and requires plenty of sunlight to grow and develop its aromatic oils. When selecting a location for planting thyme, consider the following factors:

  1. Sunlight: Thyme requires a minimum of 6-8 hours of sunlight per day. Choose a spot in your garden that receives ample sunlight, such as a south or west-facing area.

  2. Soil Drainage: Thyme prefers well-draining soil to prevent waterlogging, which can lead to root rot. Avoid planting thyme in areas with heavy clay soil and opt for a location with loamy or sandy soil.

  3. Air Circulation: Good air circulation helps prevent diseases in thyme plants. Avoid planting in areas with stagnant air, such as close to dense foliage or structures.

  4. pH Level: Thyme thrives in slightly alkaline soil with a pH between 6.0 and 8.0. You can conduct a soil test using a kit available at garden centers to determine the pH of your soil.

When planning the planting location, keep in mind that thyme can also be grown in containers, making it an excellent choice for those with limited garden space or for those who want to control the growing conditions more effectively.

Preparing The Soil For Thyme Planting

Once you’ve chosen the ideal planting location for your thyme, prepare the soil to create optimal growing conditions for this herb. Here’s how to do it:

  1. Soil Amendment: If the soil in your chosen location is heavy or doesn’t drain well, you can amend it by adding organic matter like compost or well-rotted manure. Mix in a generous amount of compost to improve soil structure and drainage.

  2. Weed Removal: Clear the planting area of any weeds or unwanted vegetation that may compete with the thyme for nutrients and water.

  3. Loosening the Soil: Use a garden fork or a tiller to loosen the soil to a depth of around 12 inches. This will help improve aeration and root penetration.

  4. Leveling: Level the planting area to ensure an even surface for planting and to prevent water from pooling in certain areas.

By preparing the soil thoroughly, you create a favorable environment for your thyme plants to establish themselves and thrive.

Propagation Methods: Seeds Vs Transplants

Thyme can be propagated either from seeds or from transplants. Each method has its advantages and considerations, and choosing the right approach depends on your preferences and gardening goals.

Method 1: Seeds

Advantages of Growing Thyme from Seeds:

  • Variety Selection: Growing from seeds offers a wide range of thyme varieties to choose from, providing more options compared to purchasing transplants.

  • Cost-Effective: Seeds are generally more affordable than purchasing seedlings or mature plants.

  • Satisfaction of Growing from Scratch: Many gardeners enjoy the process of sowing seeds and nurturing them into mature plants, offering a sense of fulfillment and connection to the entire growth cycle.

Considerations for Growing Thyme from Seeds:

  • Time to Maturity: Thyme plants grown from seeds typically take longer to reach maturity compared to transplants. It may take several weeks to months before the plants are ready for outdoor planting.

  • Extra Care: Seeds require consistent moisture, warmth, and light to germinate. You’ll need to provide the right conditions, such as a seed-starting mix, warmth, and appropriate lighting during the germination and early growth stages.

Method 2: Transplants

Advantages of Using Transplants:

  • Faster Maturity: Transplants are already established plants, allowing you to enjoy their aromatic foliage and flavors sooner compared to seeds.

  • Convenience: You can purchase ready-to-plant thyme seedlings from nurseries, saving time and effort in the initial growth stage.

  • Reduced Risk: By starting with established plants, you reduce the risks associated with seed germination, such as variability in germination rates and potential seedling loss.

Considerations for Using Transplants:

  • Limited Variety: The selection of thyme varieties may be limited when buying transplants compared to the variety available as seeds.

  • Cost: While convenient, purchasing transplants may incur higher costs compared to growing from seeds.

Whether you choose seeds or transplants, the basic steps for planting thyme remain the same.

Planting Thyme Seeds

Step 1: Indoor Seed Starting (Optional)

If you choose to start thyme from seeds indoors, follow these steps:

  • Begin indoor seed starting 6-10 weeks before the last frost date in your region.
  • Plant the seeds in a seed-starting mix in trays or pots, covering them lightly with the mix.
  • Place the containers in a warm, well-lit location, ensuring adequate moisture for germination.
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Step 2: Direct Sowing

Thyme seeds can also be directly sown into the garden. Here’s how:

  • Wait until the soil temperature reaches around 70°F (21°C) for optimal germination conditions.
  • Sow the seeds about ¼ inch deep in well-draining soil. Space the seeds 8-12 inches apart to allow for adequate spread as they grow.

Planting Thyme Transplants

If you opt for thyme transplants, follow these steps for successful planting:

  • Timing: Plant thyme transplants after the danger of frost has passed and when the soil has warmed up.
  • Digging Holes: Dig holes that are slightly larger and deeper than the root balls of the transplants to accommodate the plant’s roots.
  • Planting Depth: Ensure that the crown of the thyme plant (the point where the stems meet the roots) is level with the soil surface when planting.

Planting thyme is a rewarding and enjoyable endeavor, whether you are an experienced gardener or just starting out. With the right variety selection, suitable planting location, well-prepared soil, and the choice of propagation method, you can cultivate thriving thyme plants in your garden. By following the detailed steps provided in this guide and considering the specific needs of thyme, you can ensure a successful and bountiful harvest of this versatile and aromatic herb. Whether you plan to use thyme for culinary purposes, aromatherapy, or simply to enjoy its beauty in your garden, the steps outlined here will set you on the path to growing healthy and vigorous thyme plants.

Preparing Thyme Seeds For Planting

Thyme is a popular herb that is widely used in cooking due to its flavorful and aromatic leaves. It is relatively easy to grow and can be a great addition to your garden or even indoors as a potted plant.

If you choose to start thyme from seeds, proper preparation is crucial to ensure successful germination. Here are the steps to follow:

  1. Selecting the right seeds: Thyme seeds can be found in most garden centers or online. Check the package for the specific thyme variety you prefer, such as common thyme (Thymus vulgaris) or lemon thyme (Thymus x citriodorus). Choose high-quality seeds from reputable suppliers to increase the chances of successful germination.

  2. Pre-chilling the seeds: Some thyme varieties require a period of cold stratification to break their dormancy and promote germination. To do this, place the seeds in a sealable plastic bag along with some moistened peat moss or vermiculite. Seal the bag and refrigerate it for about two weeks.

  3. Soaking the seeds: After the pre-chilling period, soak the thyme seeds in warm water for 24 hours. This process helps to soften the seed coat and further enhance germination.

  4. Sterilizing soil: Thyme seeds are susceptible to damping-off, a fungal disease that can kill young seedlings. To minimize the risk, spread the soil intended for planting thyme seeds on a baking tray and heat it in the oven at 180°F (82°C) for about 30 minutes. This will kill any harmful pathogens.

  5. Sowing the seeds: Fill small pots or seed trays with a well-draining potting mix. Sprinkle the thyme seeds on the surface of the soil and lightly press them down. Do not bury the seeds too deeply, as they require light to germinate. Gently mist the surface with water to keep the soil moist but not waterlogged.

  6. Covering the seeds: To create a moist and warm environment that will aid germination, cover the pots or trays with a clear plastic bag or plastic wrap. This will help retain moisture and maintain a steady temperature.

  7. Providing optimal conditions: Place the covered pots or trays in a warm location with indirect sunlight. Thyme seeds require temperatures between 60°F to 70°F (15°C to 21°C) to germinate successfully. Keep the soil consistently moist and monitor for any signs of germination.

  8. Removing the cover: Once the thyme seeds start to sprout, usually within 14 to 21 days, remove the plastic cover. Place the seedlings in a location with bright, indirect sunlight to promote healthy growth.

Planting Thyme Seeds

If you prefer to directly sow thyme seeds into the garden or containers, follow these steps for optimal growth:

  1. Selecting a suitable location: Thyme thrives in full sun, so choose a location that receives at least six hours of direct sunlight daily. The soil should be well-draining, loamy, and slightly alkaline, with a pH level between 6.0 and 8.0.

  2. Preparing the soil: Thyme prefers soil with good drainage to prevent waterlogging, which can lead to root rot. Prior to planting, amend the soil with organic matter such as compost or well-rotted manure to improve its texture and fertility.

  3. Sowing the seeds: In early spring, when all chances of frost have passed, prepare the soil by removing any weeds or debris. Lightly rake the soil to create a fine, loose surface. Sprinkle the thyme seeds evenly over the prepared area and lightly press them into the soil. Aim for a spacing of about 8 to 12 inches (20 to 30 cm) between each seed.

  4. Covering the seeds: Thinly cover the seeds with a layer of fine soil or vermiculite, ensuring they are still close to the soil surface. Water gently to settle the soil.

  5. Watering the seeds: Thyme seeds need consistent moisture to germinate, so water them regularly. Avoid overwatering, as excessive moisture can lead to rot. Instead, aim for keeping the soil evenly moist but not saturated.

  6. Providing care: Once the seedlings emerge, thin them out if they are crowded, leaving the strongest and healthiest plants with proper spacing. This ensures adequate airflow and reduces the risk of diseases. As the seedlings grow, water deeply but less frequently to encourage the roots to search for moisture deeper in the soil.

  7. Transplanting seedlings: When the thyme seedlings develop a sturdy root system and reach a height of 3 to 4 inches (7 to 10 cm), they are ready for transplanting. Choose a permanent spot with the same sun and soil requirements as mentioned above.

Planting Thyme Transplants

If you decide to start with thyme transplants instead of seeds, here’s how to properly plant and care for them:

  1. Choosing healthy transplants: Look for young thyme plants with vibrant green foliage and healthy roots. Avoid any plants that show signs of disease or stress.

  2. Preparing the soil: Prepare the planting bed by removing any weeds and loosening the soil to a depth of 8 to 10 inches (20 to 25 cm). Add organic matter such as compost or well-rotted manure to improve soil fertility and drainage.

  3. Digging holes: Dig holes in the prepared soil that are slightly larger than the root ball of the thyme transplant. Space the holes at least 8 to 12 inches (20 to 30 cm) apart to allow the plants to spread as they grow.

  4. Adding fertilizer: Thyme is not a heavy feeder, but it benefits from a light application of balanced organic fertilizer. Sprinkle a small amount in each planting hole and mix it with the soil.

  5. Planting the transplants: Carefully remove the thyme transplant from its nursery pot, gently loosening the roots if they are tightly bound. Place the plant in the prepared hole, ensuring that the top of the root ball is level with the surrounding soil. Backfill the hole with soil, gently firming it around the base of the plant.

  6. Watering the transplants: After planting, water the transplants thoroughly to settle the soil and hydrate the roots. Provide regular watering to keep the soil evenly moist in the beginning. As the thyme plants establish, reduce watering frequency but water deeply when necessary.

  7. Mulching: Apply a layer of organic mulch, such as straw or wood chips, around the base of the thyme plants. Mulching helps to conserve moisture, suppress weeds, and maintain a more consistent soil temperature.

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Watering And Irrigation Techniques For Thyme

Proper watering and irrigation practices play a crucial role in the growth and health of thyme plants. Follow these guidelines to ensure your thyme receives the correct amount of moisture:

  1. Monitoring soil moisture: Thyme prefers slightly dry soil rather than consistently wet conditions. Allow the top inch (2.5 cm) of soil to dry out between watering sessions. Insert your finger into the soil; if it feels dry at that depth, it is time to water.

  2. Watering frequency: In general, thyme plants require watering once every 7 to 10 days. However, this can vary depending on the climate, soil type, and specific watering needs of your plants. Always adjust watering frequency based on the conditions and the moisture needs of the thyme.

  3. Watering deeply: When you water, ensure that you provide enough water to penetrate the root zone. Thyme plants have deep root systems, so a thorough watering session is more effective than frequent light sprinkles. Apply water until it reaches a depth of 6 to 8 inches (15 to 20 cm).

  4. Irrigation methods: There are several irrigation methods you can use for thyme, depending on personal preference and garden size. Drip irrigation or soaker hoses are efficient ways to deliver water directly to the base of the plants, minimizing evaporation and ensuring deep root penetration. Alternatively, hand watering with a watering can or a gentle spray from a hose can also be effective.

  5. Avoiding overhead watering: Thyme is susceptible to foliar diseases, and overhead irrigation can increase the risk. Whenever possible, avoid watering the leaves and focus on watering the soil directly. If using a sprinkler system, water early in the day to allow sufficient time for the foliage to dry before nightfall.

  6. Watering during dry spells: During hot and dry periods, thyme plants may require more frequent watering. Monitor the soil moisture closely and increase watering sessions if needed. Mulching around the plants will help retain moisture and reduce evaporation, especially during extended droughts.

By following the steps outlined in this guide, you can successfully plant and grow thyme from seeds or transplants. Whether you choose to start from scratch or opt for transplants, thyme can be a rewarding addition to your garden or potted herb collection. Remember to provide optimal growing conditions, including proper soil preparation, adequate sunlight, and consistent watering practices. With time and care, you’ll be able to harvest and enjoy this versatile herb in your culinary creations.

Thyme Plant Care And Maintenance

Thyme, a popular herb in culinary recipes, is not only known for its aromatic fragrance but also for its medicinal properties. It’s a versatile plant that can be grown in both herb gardens and containers, making it an easy addition to any home garden. Planting thyme is a straightforward process, and with proper care and maintenance, you can enjoy a bountiful harvest of this flavorful herb.

Thyme is a perennial herb that is best planted in the spring or fall. When selecting a location for your thyme plant, choose a spot that receives full sun for at least six hours a day. Thyme thrives in well-drained soil that is slightly alkaline in pH. If your soil is heavy and tends to retain moisture, consider adding some sand or compost to improve drainage.

To plant thyme, follow these steps:

  1. Prepare the soil: Thyme prefers loose and well-drained soil. Begin by removing any weeds or debris from the planting area. Dig a hole that is slightly larger than the root ball of your thyme plant.

  2. Add compost: Thyme benefits from the addition of organic matter. Mix in some compost or well-rotted manure into the soil to improve its fertility and drainage.

  3. Plant the thyme: Carefully remove the thyme plant from its nursery pot, taking care not to damage the roots. Place it in the prepared hole, making sure that the top of the root ball is level with the soil surface. Backfill the hole with soil and gently firm it around the plant.

  4. Water thoroughly: After planting, give your thyme plant a thorough watering. This will settle the soil around the roots and help the plant establish itself. Avoid overwatering, as thyme prefers slightly drier conditions once established.

  5. Mulch the soil: Applying a layer of mulch around the thyme plant will help conserve moisture, suppress weeds, and regulate soil temperature. Use organic mulch such as straw or wood chips and apply it to a depth of 2-3 inches. Be careful not to let the mulch touch the stems of the plant, as this can encourage rotting.

Dealing With Common Pests And Diseases

Although thyme is generally a low-maintenance herb, it can still fall victim to certain pests and diseases. Here are some common issues you may encounter and tips on how to deal with them:

  1. Aphids: These small, soft-bodied insects can suck the sap from thyme leaves, causing them to curl and distort. To control aphids, you can spray your thyme plant with a strong stream of water or apply insecticidal soap. Another natural remedy is to introduce beneficial insects like ladybugs or lacewings, which feed on aphids.

  2. Powdery mildew: Powdery mildew appears as a white, powdery coating on the leaves of thyme plants. It is caused by fungal spores and thrives in humid and crowded conditions. To prevent powdery mildew, make sure to provide adequate spacing between thyme plants to improve air circulation. If powdery mildew does occur, remove affected leaves promptly and consider applying a fungicide.

  3. Root rot: Overwatering and poorly drained soil can lead to root rot, a fungal disease that causes the roots to decay. To prevent root rot, ensure that the soil around your thyme plant is well-drained. If you suspect root rot, remove the affected plant and improve the drainage in the area before replanting.

  4. Spider mites: These tiny pests are known to infest thyme plants, sucking out the sap and causing yellowing and stippling on the leaves. To control spider mites, you can spray your thyme plant with a mixture of water and neem oil or insecticidal soap. Make sure to target the undersides of the leaves where spider mites tend to congregate.

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Harvesting Thyme: Know When And How

Thyme leaves can be harvested once the plant has become well-established, usually around three to four months after planting. Harvesting not only provides you with fresh herbs for your cooking but also helps promote bushier growth and a fuller plant.
Here’s how to harvest thyme:

  1. Select the right time: Thyme is at its peak flavor just before the plant flowers. Harvest your thyme in the morning, after the dew has dried, for the best flavor and aroma.

  2. Choose the right stems: Look for stems that are about four to six inches long and avoid cutting too much from a single plant. To ensure the health of your thyme plant, leave at least two-thirds of the foliage intact when harvesting.

  3. Use a sharp pair of scissors: To avoid damaging the plant, use clean and sharp scissors or shears to snip off the thyme stems just above a pair of leaves. This method allows the plant to continue growing and producing more leaves for future harvests.

  4. Dry or use fresh: Thyme can be used fresh or dried. If you prefer to use it fresh, simply wash the harvested stems and remove the leaves from the stem before using them in your recipes. To dry thyme, hang the harvested stems upside down in a warm, dry, and well-ventilated area. Once completely dry, remove the leaves from the stems and store them in an airtight container.

Additional Tips For Successful Thyme Planting

Apart from the basic care and harvesting guidelines, here are some additional tips to ensure a successful thyme planting:

  1. Regular pruning: Pruning your thyme plant regularly will help maintain its shape and prevent leggy growth. Pinch off the tips of the stems regularly to encourage bushier growth and a fuller plant.

  2. Fertilize sparingly: Thyme generally does not require heavy fertilization. In fact, excessive fertilizer can lead to less flavorful leaves. Use a balanced organic fertilizer sparingly, following the recommended dosage, to provide the plant with essential nutrients.

  3. Divide the plant: Over time, thyme plants can become woody and lose their vigor. To rejuvenate the plant, divide it every two to three years in early spring or fall. Gently dig up the plant and separate the clumps into smaller sections, each with its own roots and foliage. Replant these divisions in well-prepared soil.

  4. Consider companion planting: Thyme is known to repel cabbage worms, corn earworms, and cabbage loopers. Consider planting thyme near these vegetables to deter pests naturally.

  5. Protect during winter: Thyme is hardy in most regions, but extreme cold and frost can damage the plant. If you live in an area with harsh winters, consider providing some protection to your thyme plants by covering them with mulch or using a cold frame.


Planting thyme is a rewarding experience that allows you to enjoy both the culinary and medicinal benefits of this fragrant herb. By following the steps outlined in this guide and providing proper care and maintenance, you can cultivate a healthy thyme plant that will provide you with an abundance of aromatic leaves for years to come. Remember to monitor your thyme plant for common pests and diseases and take appropriate measures to prevent or address any issues that may arise. With patience and diligence, you will soon be able to savor the delightful flavor and aroma of homegrown thyme in your favorite dishes.


What Is The Best Time To Plant Thyme?

Thyme can be planted either in early spring or early fall, when the soil is moist and the temperature is cool. This allows the plant to establish its roots before facing the stress of hot summer temperatures.

How Should I Prepare The Soil Before Planting Thyme?

Thyme prefers well-drained, slightly alkaline soil with a pH between 6.0 and 7.0. Before planting, loosen the soil to a depth of 8-10 inches and mix in some compost to improve drainage and provide nutrients.

How Deep Should I Plant Thyme Seeds?

Thyme seeds are very small and should be scattered on top of the soil, with a light dusting of fine soil or vermiculite to cover them. They need light to germinate, so do not bury them too deep.

Can Thyme Be Grown In Containers?

Yes, thyme is a great herb to grow in containers as it does not require a lot of space and can be easily moved around to ensure optimum sunlight and temperature. Use a well-draining potting mix and make sure the container has drainage holes.

How Often Should I Water Thyme Plants?

Thyme is a drought-tolerant herb and it is important not to over-water it. Allow the top inch of soil to dry out before watering. In hot, dry weather, water deeply once a week. In cooler temperatures, water every 2-3 weeks. Avoid getting the leaves wet to prevent fungal diseases.