Oregano Companion Plants: Full List of Pairings

Oregano, a plant that makes a great companion for many other garden favorites

Oregano Companion Plants: Full List of Pairings

Oregano makes a great companion for many other garden favorites due to its pest-repelling properties and ability to attract pollinators. 

The best companion plants for oregano include marigolds, rosemary, garlic, and onions, but you can read the full list of 35 options below.

Full List of Oregano Companion Plants

The following are all good options for oregano companion plants. In general, oregano should be planted approximately 18 inches away from most other companions so it has plenty of room above ground and for both plants’ root systems.

​For general tips on companion planting and a full list of guides, check out the beginner’s guide to companion planting. Otherwise, here’s the list:

Fruit and Vegetable Garden Companion Plants for Oregano

Asparagus – Oregano plants can help repel pests like asparagus beetles and provide ground cover to reduce weeds.

Beans – Oregano helps defend against garden pests commonly found on bush beans and pole beans. 

Broccoli, Brussels Sprouts, Cauliflower, Cabbage, Kale, and Other Brassicas – Oregano helps repel pests like the cabbage looper and cabbage moths, making all brassicas family members good companion plants.

Carrots – The strong scent of oregano can help repel carrot flies and other carrot pests.

Celery – Oregano can help repel celery pests.

Eggplants, Peppers, and Tomatoes – Oregano has similar growing requirements to these nightshade family members and helps repel their pests, like the tomato hornworm.

Garlic and Onions – These allium family members may help repel oregano’s pests, making them an excellent choice for companions.

Lettuce and Spinach – Oregano may help prevent pest infestations around these greens.

Pumpkins, Zucchini, and Other Squashes – Oregano may help repel squash pests and offers ground cover, making them excellent companion plants.

Radishes – The strong scent oregano emits may help repel radish pests.

Strawberries – Strawberries and oregano enjoy the same growing conditions.

Sweet Potatoes – Oregano can help repel sweet potato pests.

Swiss Chard – Oregano helps prevent pests around Swiss chard.

Flower Companion Plants for Oregano

Bee Balm – Oregano and bee balm both attract pollinators.

Marigolds – Marigolds grow well around oregano and may help repel pests, making the two excellent companions.

Roses – Oregano has a strong scent that can help repel rose pests.

Herbs to Plant Near Oregano

Basil – Basil, also from the same group of Mediterranean herbs, likes similar growing conditions to oregano and attracts beneficial insects.

Lavender – Lavender enjoys the same growing conditions as oregano.

Lemon Balm – Lemon balm and oregano have similar soil and water needs.

Rosemary – Rosemary enjoys the same growing conditions and helps repel oregano pests, making it a great companion plant.

Sage – Sage likes the same growing conditions as oregano.

Tarragon – Tarragon and oregano have similar environmental needs.

Thyme – Thyme enjoys similar growing conditions to oregano.

Plants to Avoid Growing Near Oregano 

Mint – Mint family members tend to be too aggressive and overwhelm your oregano patch.

Potatoes – Potatoes prefer different growing conditions to oregano.

Oregano Growing Needs

Oregano requires full sun, well-drained soil, and a reasonably long growing season. It does well in pots in addition to gardens, especially in the coldest zones. The benefits of companion planting with oregano include maximizing space, creating natural pest control, and attracting beneficial insects. While companion planting is never an exact science, playing around with different plants will eventually lead to pairings that offer mutual benefit for your unique garden and climate. 

Happy Oregano Growing!

With this guide, you should now have a good idea of the best oregano companion plants and how well they will work in your garden. For more herb companion planting tips, check out the list of basil companion plants.

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