How To Plant Catnip [ Full Guide ]

Catnip, also known as Nepeta cataria, is a member of the mint family and is renowned for its ability to attract cats. This aromatic herb has many uses, from its appeal to felines to its medicinal and culinary properties. If you are considering adding catnip to your garden, it’s important to understand how to plant and care for it to ensure a thriving crop. In this comprehensive guide, we will walk you through the process of planting catnip, from choosing the ideal location to soil preparation, seed selection, and more.

Quick Answer: How To Plant Catnip

To plant catnip, choose a sunny location with well-draining soil. Prepare the soil by loosening it and removing any debris. Sow the catnip seeds on the surface of the soil and lightly cover them. Water the seeds gently, keeping the soil moist but not waterlogged. Catnip seeds typically germinate within 7-10 days. Once the plants have established, maintain soil moisture and provide adequate sunlight for healthy growth.

Choosing The Best Location For Planting Catnip

Catnip thrives in sunny locations, making it crucial to select an appropriate spot for planting. Ideally, choose an area that receives at least 6-8 hours of sunlight daily. This could be in a garden bed, a container, or a dedicated herb garden. Catnip is known for its resilience and ability to grow in a variety of conditions, but optimal sunlight will contribute to healthy, robust plants.

When selecting a location, consider the potential for your catnip to spread. It’s important to keep in mind that catnip has a tendency to self-sow and can become invasive in certain environments. With this in mind, consider planting catnip in a contained area or using barriers to prevent the spread of seeds.

Soil Selection And Preparation

Catnip thrives in well-draining, loamy soil with a slightly alkaline to neutral pH. It’s essential to ensure that the soil is fertile and free from compaction to support healthy plant growth. Before planting catnip, take the following steps to prepare the soil:

1. Loosening The Soil

Using a garden fork or a tiller, loosen the soil to a depth of about 12 inches. This will facilitate root development and allow the catnip to access essential nutrients and moisture.

2. Removing Debris

Clear the area of any debris, rocks, or weeds that could hinder the growth of catnip. It’s important to create a clean, unobstructed planting space for the seeds or seedlings.

3. Adding Organic Matter

Incorporate organic matter such as compost or well-rotted manure into the soil to improve its fertility and structure. This will provide essential nutrients to the catnip plants as they grow.

4. Adjusting Ph

Test the soil pH and make adjustments if necessary. Catnip prefers a slightly alkaline to neutral pH ranging from 6.1 to 7.8. If the pH is too acidic, consider adding lime to raise it to the optimal range.

Seed Selection And Availability

When it comes to planting catnip, you have the option of starting from seeds or purchasing seedlings from a local nursery. If you choose to grow catnip from seeds, it’s important to select high-quality seeds from a reliable source. Look for seeds that are fresh, viable, and ideally organic to ensure the best chances of successful germination and healthy plant growth.

Purchasing Quality Seeds

When purchasing catnip seeds, consider buying from reputable seed suppliers or nurseries. Look for seeds that have been properly stored to maintain their viability and germination rates. It’s also a good idea to check for any specific instructions or recommendations provided by the seed supplier to optimize your planting process.

Starting Indoors Vs. Direct Seeding

Catnip seeds can be started indoors in seed trays or sown directly in the garden. Starting seeds indoors allows for better control of environmental conditions such as temperature and moisture, which can promote strong seedling development. Alternatively, direct seeding is a simpler approach, especially if the outdoor conditions are favorable for germination.

Germination Time And Temperature

Catnip seeds typically germinate within 7-10 days under optimal conditions. The ideal soil temperature for germination ranges between 60-70°F (15-21°C). If you are starting seeds indoors, consider using a seed starting mix and providing bottom heat to maintain the appropriate germination temperature.

Planting Catnip Seeds

Once you have selected the ideal location, prepared the soil, and acquired quality seeds, it’s time to plant catnip. Follow these step-by-step instructions to ensure successful seed sowing and subsequent plant establishment:

1. Seed Sowing Method

If starting catnip seeds indoors, sow them in seed starting trays or containers filled with a well-draining seed starting mix. Press the seeds gently onto the surface of the mix, ensuring they are in close contact with the soil.

For direct seeding outdoors, lightly broadcast the catnip seeds on the prepared soil surface, ensuring even distribution.

2. Covering The Seeds

After sowing the seeds, cover them lightly with a thin layer of soil or seed starting mix. It’s important not to bury the seeds too deeply, as they require light for germination.

3. Watering

Gently water the seeds after planting to ensure the soil is evenly moist. Avoid overwatering, as this can lead to damping off or other issues. Consistent, moderate moisture is essential for successful germination.

4. Germination Requirements

Catnip seeds require consistent moisture and warmth for germination. Keep the soil consistently moist but not waterlogged during the germination period. Additionally, provide adequate ventilation and warmth to promote healthy seedling development.

Caring For Catnip Plants

Once the catnip seeds have germinated and the plants have established, it’s important to provide proper care to support their growth and development. Here are some key aspects to consider when caring for catnip:

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Catnip plants prefer moderate, consistent moisture. Water the plants when the top inch of soil feels dry, but avoid overwatering, which can lead to root rot and other issues. During hot, dry periods, more frequent watering may be necessary to maintain optimal soil moisture.


Applying a layer of organic mulch around catnip plants can help retain soil moisture, suppress weed growth, and regulate soil temperature. Use organic materials such as straw, wood chips, or compost, and apply a layer of mulch about 2-3 inches deep around the base of the plants.


Catnip typically does not require heavy fertilization, especially if the soil has been enriched before planting. However, if the plants show signs of nutrient deficiency or slow growth, you can apply a balanced, all-purpose fertilizer according to the manufacturer’s instructions.


Pruning catnip can promote bushier growth and prevent the plants from becoming too leggy. Trim back the stems and foliage by about one-third every few weeks to encourage new growth and maintain a compact, attractive form.

Harvesting Catnip

Catnip can be harvested once the plants have reached a mature stage and are producing an abundance of fresh foliage. To harvest catnip, follow these guidelines:


Wait until the catnip plants have grown to a substantial size and are actively producing new growth. Typically, you can begin harvesting catnip leaves once the plants have reached a height of 12-18 inches.

Harvesting Method

Using clean, sharp scissors or pruning shears, snip the stems of the catnip plant just above a set of leaves. Avoid cutting into the woody stems, and aim to harvest the upper portion of the plant where the leaves are the freshest and most aromatic.

Drying And Storage

To preserve the harvested catnip, tie the stems together in small bunches and hang them upside down in a well-ventilated, dark area. Once the leaves are completely dry, strip them from the stems and store them in an airtight container away from light and moisture.

Planting catnip can be a rewarding experience, whether you are cultivating it for your feline friends or for its aromatic and medicinal properties. By carefully selecting the planting location, preparing the soil, choosing quality seeds, and providing proper care, you can enjoy a bountiful harvest of this versatile herb. Keep in mind the preferences of catnip for sunlight, well-draining soil, and moderate moisture, and you’ll be well on your way to growing thriving catnip plants. Whether you’re a novice gardener or have a green thumb, the process of planting catnip can provide an enriching opportunity to connect with nature and enjoy the benefits of this cherished herb.

Starting Catnip From Seed

Catnip (Nepeta cataria) is a popular herb among cat owners due to its enticing effects on felines. Not only does it serve as a great source of entertainment for cats, but it also has various medicinal and culinary uses for humans.

Starting catnip from seeds is an affordable and rewarding method. Here’s how you can successfully grow catnip from scratch:

  1. Choosing the right time: Catnip seeds should ideally be sown indoors 6-8 weeks before the last expected frost date in your region. This will give the plants ample time to establish before being transplanted outside.

  2. Preparing the soil: Catnip prefers well-draining soil with a pH range of 6.1 to 7.8. Prior to sowing the seeds, prepare the soil by removing any weeds or debris, and lightly amend it with compost to improve fertility.

  3. Sowing the seeds: Fill a seed tray or small pots with a seed-starting mix. Moisten the mix before sowing the seeds on the surface, lightly pressing them into the soil. You can sow multiple seeds in each cell or pot, as catnip has a high germination rate. Cover the seeds with a thin layer of the seed-starting mix.

  4. Providing optimal conditions: Place the seed tray or pots in a warm location, ideally around 70°F (21°C). Ensure the soil remains consistently moist but not waterlogged. To maintain humidity, cover the tray with a plastic dome or use a plastic bag secured with a rubber band.

  5. Seedling care: Catnip seedlings typically emerge within 7-14 days. Once they sprout, remove the plastic cover and move them to a location with bright, indirect sunlight. Water the seedlings regularly, making sure the soil doesn’t dry out completely between watering sessions.

  6. Hardening off: After the danger of frost has passed and the seedlings have developed 3-4 sets of true leaves, gradually acclimate them to outdoor conditions. Start by placing them outside in a shaded area for a few hours a day, gradually increasing their exposure to sunlight over the course of 7-10 days.

  7. Transplanting: Once the seedlings are accustomed to the outdoor conditions, plant them in their permanent location. Choose a spot with full sun or partial shade, depending on your climate. Space the plants 18-24 inches apart to provide enough room for their spreading growth habit.

Planting Catnip From Nursery Stock

If starting catnip from seeds seems too time-consuming or you want to see immediate results, planting from nursery stock is a great option. Here’s how to go about it:

  1. Choosing the right plants: When purchasing catnip from a nursery or garden center, select healthy plants with vibrant green foliage. Avoid plants with signs of disease or stress, such as yellowing leaves or wilting.

  2. Preparing the planting area: Catnip thrives in well-draining soil, so prepare the planting area by removing any weeds or debris. Incorporate compost or well-rotted organic matter to improve the soil’s fertility.

  3. Digging the hole: Dig a hole slightly larger and deeper than the nursery pot. Gently remove the catnip plant from its container, taking care not to damage the roots.

  4. Planting: Place the root ball in the center of the hole and backfill with soil, gently firming it around the base of the plant. Ensure the crown of the plant (where the stems meet the roots) sits level with or slightly above the soil surface. Water the plant thoroughly after planting.

  5. Mulching: Apply a layer of organic mulch around the base of the plant to help conserve moisture, suppress weed growth, and regulate soil temperature. Keep the mulch a few inches away from the stems to prevent moisture-related issues.

  6. Watering and care: Water the newly planted catnip regularly, keeping the soil consistently moist but not waterlogged. As the plant establishes, it will become more drought-tolerant. Place a stake or cage around the plant to provide support, especially if you live in a windy area.

  7. Spacing considerations: If you are planting multiple catnip plants, space them 18-24 inches apart to allow for their natural spreading growth habit.

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Watering And Fertilization Techniques

Proper watering and fertilization are vital for the healthy growth of catnip. Here are some tips to ensure your catnip plant receives adequate moisture and nutrients:

  1. Watering: Catnip prefers evenly moist soil. Water the plant deeply once or twice a week, allowing the top inch of soil to dry out between waterings. Avoid overwatering, as it can lead to root rot. Using a drip irrigation system or watering at the base of the plant can help prevent wetting the foliage, reducing the risk of fungal diseases.

  2. Fertilization: Catnip is a relatively low-maintenance plant that doesn’t require heavy fertilization. However, adding compost or well-rotted organic matter to the soil at planting time can improve its fertility. If the plant appears weak or lacks vigor, you can apply a balanced, slow-release fertilizer once or twice during the growing season. Follow the package instructions for proper application rates.

  3. Organic fertilizer options: If you prefer an organic approach, you can use compost tea or diluted fish emulsion as a natural fertilizer for catnip. These options provide essential nutrients without the use of synthetic chemicals.

  4. Avoid excessive fertilization: Over-fertilization can lead to excessive leaf growth, making the plant more attractive to pests and reducing its fragrance. It’s best to err on the side of caution and go easy on the fertilizer.

Pruning And Harvesting Catnip

Pruning catnip is essential for maintaining its shape, preventing legginess, and encouraging bushier growth. Additionally, regular harvesting ensures a continuous supply of fresh leaves for your cat or for culinary and medicinal purposes. Follow these guidelines for proper pruning and harvesting:

  1. Pruning techniques: In early spring, before new growth appears, prune your catnip plant to remove any dead or damaged stems. This will help stimulate new growth. Throughout the growing season, pinch back the tips of the stems to encourage branching and prevent the plant from becoming leggy. You can cut the stems back by about one-third of their length.

  2. Harvesting leaves: Catnip leaves have the strongest scent and flavor just before the plant flowers. To harvest the leaves, pinch or cut them off at the stem. Avoid removing more than one-third of the plant’s foliage at once, as it may stress the plant. Dry the harvested leaves by hanging them upside down in a well-ventilated area away from direct sunlight.

  3. Drying catnip: If you want to preserve catnip for later use, such as making homemade cat toys or herbal tea, it’s important to dry the leaves properly. After harvesting, tie small bunches of leaves together with a string and hang them in a warm, dry location away from direct sunlight. The leaves should be completely dry within a couple of weeks. Once dry, crumble the leaves and store them in an airtight container.

  4. Deadheading: To prevent self-seeding and encourage continuous blooming, deadhead the flowers of catnip by removing them once they fade. This will redirect the plant’s energy towards leaf production rather than seed formation.

Growing catnip can be a delightful experience, whether it’s for the entertainment of your feline friends or for your own personal use. By following the steps outlined in this guide, you can successfully plant catnip from seed or nursery stock. Remember to provide the plant with proper watering, occasional fertilization, and regular pruning and harvesting to ensure its healthy growth. With a little care and attention, you’ll have a thriving catnip plant that adds beauty and enjoyment to your garden, as well as providing endless entertainment for your cats.

Pests And Diseases That Affect Catnip

Catnip is a versatile and easy-to-grow herb that is known for its attractive scent and its effect on cats. It belongs to the mint family (Lamiaceae) and goes by the scientific name Nepeta cataria. This perennial herb is native to Europe and is now widely cultivated in different parts of the world for various purposes.

  1. Aphids: Aphids are small, soft-bodied insects that tend to cluster on the undersides of catnip leaves. They suck the sap from the plant, causing the foliage to become yellow and distorted. To control aphids, you can spray the plant with a strong stream of water or use insecticidal soap.

  2. Spider Mites: Spider mites are tiny arachnids that can rapidly infest catnip foliage, especially in dry and hot conditions. They feed on the sap, resulting in yellow speckles on the leaves and webs between them. To combat spider mites, you can spray the plant with water to increase humidity and regularly remove any heavily infested leaves.

  3. Cabbage Looper: The cabbage looper is a green caterpillar that can feed on catnip leaves, causing irregular holes and damage to the foliage. You can handpick these caterpillars or use biological controls such as Bacillus thuringiensis (Bt) to eliminate them.

  4. Powdery Mildew: Powdery mildew is a fungal disease that creates a white powdery coating on the leaves of catnip. It thrives in humid conditions and can weaken the plant if left untreated. To prevent powdery mildew, ensure good air circulation around the plant and avoid overhead watering. In severe cases, you may need to apply a fungicide labeled for powdery mildew control.

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Companion Planting With Catnip

Companion planting involves strategically planting compatible plants near catnip to enhance its growth, deter pests, and improve overall garden health. Here are a few plants that can thrive alongside catnip:

  1. Lavender: Lavender shares similar growing conditions and pest-resistant properties with catnip. Together, they can form a beautiful and aromatic combination in your garden while deterring pests such as aphids and moths.

  2. Rosemary: Rosemary is another herb that complements catnip well. Both plants require well-drained soil and full sun, making them ideal companions. Rosemary also helps repel cabbage loopers and bean beetles.

  3. Chives: Chives not only add a lovely flavor to your dishes, but they also help repel aphids and other pests that might affect catnip. Planting them together can create a mutually beneficial environment for both plants.

  4. Marigold: Marigolds are known for their pest-repellent properties. They can deter nematodes and repel aphids when planted near catnip. Additionally, their vibrant flowers add a pop of color to the garden.

Traditional And Modern Uses Of Catnip

Catnip has been used for centuries for its medicinal and culinary properties. Here are some traditional and modern uses of catnip:

  1. Cats and Cat Toys: Perhaps the most well-known use of catnip is its effect on cats. The nepetalactone compound found in catnip acts as a stimulant for cats, eliciting various behaviors such as rolling, rubbing, and excitement. Many cat toys, including stuffed mice and balls, are filled with dried catnip leaves to entertain our feline friends.

  2. Herbal Tea: Catnip tea, made from the dried leaves and flowers, has been used for its calming properties. It is often consumed to relieve anxiety, stress, and insomnia. To make catnip tea, steep 1-2 teaspoons of dried catnip per cup of boiling water for 5-10 minutes. Adding honey or lemon can enhance the flavor.

  3. Insect Repellent: Catnip contains a compound called nepetalactone, which has been found to be effective in repelling insects such as mosquitoes, flies, and cockroaches. You can crush fresh catnip leaves and rub them on your skin to act as a natural insect repellent.

  4. Medicinal Purposes: In traditional medicine, catnip has been used to treat various ailments such as colds, digestive issues, and menstrual cramps. However, it is essential to consult a healthcare professional before using catnip for medicinal purposes.

Storing And Drying Catnip

Properly harvesting and storing catnip is crucial to maintain its potency and flavor. Here is the process to ensure optimal storage:

  1. Harvesting: Catnip is typically harvested before it starts flowering, as the leaves contain the highest concentration of essential oils at this stage. Choose a dry, sunny day to harvest catnip, and carefully cut the stems with sharp garden shears.

  2. Drying: To dry catnip, bundle the cut stems together and hang them upside down in a warm, well-ventilated area. Avoid direct sunlight, as it can cause the herb to lose its color and flavor. Once dried, the leaves should crumble easily.

  3. Storage: Store dried catnip in airtight containers, away from light and moisture. Glass jars or metal tins work well to preserve its potency. Catnip can last for several months when stored properly.


Planting catnip can be a rewarding experience, both for your garden and for your furry friends. By understanding and managing pests and diseases, companion planting, and learning about its traditional and modern uses, you can enjoy the benefits of this versatile herb. Remember to properly store and dry catnip, so you can enjoy its aromatic properties throughout the year. So, go ahead and plant some catnip in your garden to create a flourishing and vibrant space for yourself and your pets.


What Is Catnip?

Catnip, also known as Nepeta cataria, is a perennial herb belonging to the mint family that is known for its highly attractive scent to cats.

When Is The Best Time To Plant Catnip?

The best time to plant catnip is during the spring or fall when the temperatures are cool and the soil is moist. This will help the plant establish strong roots before hot summer temperatures set in.

Where Should I Plant Catnip?

Catnip prefers full sun and well-draining soil. It can be planted in a garden bed or in a container. However, if you have cats, it’s best to plant it in an area where they can easily access and enjoy it.

How Do I Prepare The Soil For Planting Catnip?

Catnip can grow in a variety of soil types, but it thrives in well-draining soil that is slightly alkaline. You can amend the soil with compost or organic matter to improve drainage and provide essential nutrients for plant growth.

How Do I Care For Catnip After Planting?

Catnip is a low-maintenance plant that requires minimal care. It needs regular watering to keep the soil evenly moist, but be careful not to overwater as this can cause root rot. Trim the stems regularly to encourage bushier growth and remove any dead leaves or flowers. Fertilize with a balanced fertilizer in the spring and summer.