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rosemary herb container garden with companion plants

7 Best Companion Plants for Rosemary

Growing rosemary with other companion plants can help to maximize their growth, health and even their taste! I’ve got 7 best companion plants to grow alongside this rosemary, with reasons on why you want to try growing them together!
Rosemary companion plants for a great herb garden

the Benefits of Companion Planting for Rosemary

Natural Pest Control: Companion plants like marigolds, sage, and oregano can help repel pests that may affect rosemary, such as aphids and certain beetles.

Enhanced Flavor: Some companion plants, like thyme and lavender, can complement the flavor of rosemary when planted nearby, enhancing the overall culinary experience.

Soil Improvement: Legumes like beans and peas, when planted alongside rosemary, contribute nitrogen to the soil, promoting healthier growth for both plants.

Space Utilization: Companion planting optimizes space by utilizing the vertical and horizontal dimensions, promoting a more efficient use of garden space.

Biodiversity and Ecosystem Support: Diverse plantings attract beneficial insects and pollinators, creating a more balanced and resilient ecosystem around the rosemary plant.

Weed Suppression: Ground-covering companion plants like chives or nasturtiums can help suppress weeds, reducing competition for resources and promoting a cleaner garden environment.

Disease Prevention: Certain companion plants, such as basil and mint, possess natural fungicidal properties that may help prevent diseases that could affect rosemary.

Aesthetic Appeal: Companion plants with contrasting colors, textures, or heights can enhance the visual appeal of the garden, creating a more attractive and harmonious landscape.

Enhanced Fragrance: Fragrant companions like lavender or thyme can contribute to a sensory-rich garden experience, adding to the aromatic qualities of the rosemary plant.

 

For instance, planting basil alongside rosemary can help repel aphids and other common pests that can damage the herb. This natural pest control can reduce the need for chemical pesticides, making companion planting an eco-friendly choice for gardeners.

Furthermore, companion planting can enhance the flavor and aroma of rosemary. Some plants, when grown together, can influence the taste and scent of neighboring plants. For example, planting lavender alongside rosemary can enhance the aromatic qualities of both herbs. The combination of their fragrances can create a delightful sensory experience in the garden.

Similarly, planting thyme alongside rosemary can enhance the flavor of both herbs, making them a perfect pairing for culinary use. By carefully selecting companion plants, gardeners can create a harmonious and flavorful garden.

basil can grow in shade

Looking for more information on growing herbs in shade? Here’s my post on Top 8 Herbs to Grow Indoors on a Windowsill here.

Grow food in small spaces in full sun

Basil: A Perfect Companion for Rosemary

Basil is an excellent companion plant for rosemary. It not only enhances the growth and flavor of rosemary but also provides several other benefits. Basil has a strong aroma that can help repel pests like aphids, mosquitoes, and flies. By planting basil alongside rosemary, you can create a natural pest control system that keeps these unwanted visitors at bay. Additionally, basil is a great companion for rosemary because it attracts beneficial insects like bees and butterflies, which are essential for pollination.
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To plant basil alongside rosemary, choose a sunny spot in your garden with well-draining soil. Basil prefers warm temperatures and requires at least six hours of direct sunlight each day. Plant the basil seedlings around 12 inches apart from each other and water them regularly to keep the soil moist. As the basil grows, you can harvest the leaves for culinary use, ensuring a steady supply of fresh basil for your kitchen. Remember to trim the basil plants regularly to prevent them from overshadowing the rosemary and to promote bushier growth.

Lavender: Aromatic and Beneficial for Rosemary

Lavender is another excellent companion plant for rosemary. Both herbs have similar growing conditions and complement each other in terms of flavor and aroma. Lavender has a sweet and floral scent that can enhance the aromatic qualities of rosemary. By planting lavender alongside rosemary, you can create a sensory experience in your garden, where the combined fragrances of these herbs fill the air.

In addition to its aromatic benefits, lavender also attracts beneficial insects like bees and butterflies. These pollinators are essential for the growth and reproduction of rosemary. By planting lavender alongside rosemary, you can ensure that the herb’s flowers are properly pollinated, leading to a bountiful harvest. Lavender also has natural pest-repellent properties, making it an effective companion plant for rosemary.

To plant lavender alongside rosemary, choose a sunny spot in your garden with well-draining soil. Lavender prefers dry conditions and can tolerate drought once established. Plant the lavender seedlings around 12 inches apart from each other and water them sparingly. Overwatering can cause root rot and other issues, so it’s important to let the soil dry out between waterings. Prune the lavender plants regularly to maintain their shape and promote bushier growth.

Lavendar growing in a small ceramic pot on a patio

Thyme: A Classic Companion for Rosemary

Thyme is a classic companion plant for rosemary. These two herbs have similar growing conditions and complement each other in terms of flavor and aroma. Thyme has a slightly earthy and lemony flavor that can enhance the taste of rosemary. By planting thyme alongside rosemary, you can create a flavorful combination that is perfect for culinary use.

Thyme is also beneficial for rosemary because it attracts beneficial insects like bees and butterflies. These pollinators are essential for the growth and reproduction of rosemary. By planting thyme alongside rosemary, you can ensure that the herb’s flowers are properly pollinated, leading to a higher yield. Thyme also has natural pest-repellent properties, making it an effective companion plant for rosemary.

To plant thyme alongside rosemary, choose a sunny spot in your garden with well-draining soil. Thyme prefers dry conditions and can tolerate drought once established. Plant the thyme seedlings around 12 inches apart from each other and water them sparingly. Overwatering can cause root rot and other issues, so it’s important to let the soil dry out between waterings. Prune the thyme plants regularly to maintain their shape and promote bushier growth.

Herbs growing in my kitchen countertop Aerogarden. This is the easiest, fastest way to grow herbs because the system uses hydrophoncis (water) plus automatic grow lights… just add the fertilizer every two weeks and watch them grow… fast!

This growth is about 2 weeks and I already took some cuttings off and am letting them root in some water before replanting them in a container on my patio. 

Here are this Aerogarden Harvest countertop system on Amazon (the one in this photo). It also comes in white, sage and grey and has lots of herb, tomato and flower refills to keep growing!

Sage: A Complimentary Herb for Rosemary


Sage is a complimentary herb for rosemary, both in terms of flavor and aroma. Sage has a slightly savory and earthy flavor that pairs well with the pine-like taste of rosemary. By planting sage alongside rosemary, you can create a flavorful combination that is perfect for culinary use. The combination of these herbs can add depth and complexity to your dishes, making them more delicious.

Sage is also beneficial for rosemary because it attracts beneficial insects like bees and butterflies. These pollinators are essential for the growth and reproduction of rosemary. By planting sage alongside rosemary, you can ensure that the herb’s flowers are properly pollinated, leading to a higher yield. Sage also has natural pest-repellent properties, making it an effective companion plant for rosemary.

To plant sage alongside rosemary, choose a sunny spot in your garden with well-draining soil. Sage prefers dry conditions and can tolerate drought once established. Plant the sage seedlings around 12 inches apart from each other and water them sparingly. Overwatering can cause root rot and other issues, so it’s important to let the soil dry out between waterings. Prune the sage plants regularly to maintain their shape and promote bushier growth.

Oregano and best companion plants basil thyme herb gardening

Looking for varieties of Oregano?

Here are some seed packets that start around $5 on Amazon plus free shipping with Prime:

Oregano: A Flavorful and Beneficial Companion for Rosemary

 

Oregano is a flavorful and beneficial companion plant for rosemary. Oregano has a slightly spicy and aromatic flavor that pairs well with the pine-like taste of rosemary. 

By planting oregano alongside rosemary, you can create a flavorful combination that is perfect for culinary use. The combination of these herbs can add complexity and richness to your dishes, making them more delicious.

Oregano has natural pest-repellent properties, making it an effective companion plant for rosemary.

To plant oregano alongside rosemary, choose a sunny spot. Overwatering can cause root rot and other issues, so it’s important to let the soil dry out between waterings. Prune the oregano plants regularly to maintain their shape and promote bushier growth.

Small herb garden
marigolds in an herb garden as beneficial companion plants
Marigolds: A Colorful and Pest-Repelling Companion for Rosemary


Marigolds are a colorful and pest-repelling companion plant for rosemary. Marigolds have vibrant flowers that can add a pop of color to your garden. By planting marigolds alongside rosemary, you can create a visually appealing and vibrant garden space.

Additionally, marigolds have natural pest-repellent properties. 

They release a strong scent that can repel pests like aphids, nematodes, and whiteflies. By planting marigolds alongside rosemary, you can create a natural pest control system that keeps these unwanted visitors at bay.

To plant marigolds alongside rosemary, choose a sunny spot in your garden with well-draining soil (preferred conditions also shared by oregano). Marigolds prefer warm temperatures and require at least six hours of direct sunlight each day. 

Plant the marigold seedlings around 12 inches apart from each other and water them regularly to keep the soil moist.

chives and other herbs in pots

 

 

Chives: A Versatile and Beneficial Companion for Rosemary

 


Chives are a versatile and beneficial companion plant for rosemary. Chives have a mild onion flavor that pairs well with the pine-like taste of rosemary. By planting chives alongside rosemary, you can create a flavorful combination that is perfect for culinary use. 

The combination of these herbs can add a subtle onion flavor to your dishes, making them more delicious.

 

Chives also have natural pest-repellent properties, making them an effective companion plant for rosemary.

To plant chives alongside rosemary, choose a sunny spot in your garden with well-draining soil. Chives prefer moist soil and can tolerate partial shade. 

Plant the chive seedlings around 6 inches apart from each other and water them regularly to keep the soil moist. 

Harvest the chive leaves regularly for culinary use, ensuring a steady supply of fresh chives for your kitchen. 

Remember to trim the chive plants regularly to prevent them from overshadowing the rosemary and to promote bushier growth.

Conclusion: Creating a Thriving Rosemary Garden with Companion Planting

In conclusion, companion planting is a valuable technique for creating a thriving rosemary garden. By carefully selecting companion plants like basil, lavender, thyme, sage, oregano, marigolds, and chives, gardeners can enhance the growth, flavor, and aroma of rosemary.  These companion plants can improve soil health, attract beneficial insects, repel pests, and create a visually appealing garden space. By incorporating companion planting into your rosemary garden, you can create a harmonious and productive ecosystem that benefits both the plants and the gardener.

If you’re interested in learning more about companion planting and rosemary gardening, there are several resources available. The book “Carrots Love Tomatoes” by Louise Riotte provides comprehensive guides to companion planting. Online resources like the Old Farmer’s Almanac also provides tips for successful companion planting.

If you’re looking for companion plants for your other herbs like mint, you might be interested in this article on “5 Best Mint Companion Plants for a Successful Container Garden” from Eat Your Small Garden. It provides valuable insights on which plants thrive alongside mint, offering tips and suggestions for creating a thriving container garden.

Growing herbs indoors on a windowsill