Marjoram companion plants can be easily integrated into your vegetable garden. Examples are pumpkins and corn.

Marjoram Companion Plants

Like many companion herbs, marjoram helps other plants by protecting them from pests and illnesses.

Let’s explore what we can plant alongside the wonderfully floral and citrusy herb!

👩🏻‍🎓 Scientific Reference

“Companion planting relies on the characteristics of species and their interactions.”New Mexico State University Extension Publications

List of Marjoram Plant Companions

This aromatic member of the mint family is grown in many places all over the world. Easy to grow and propagate, marjoram is a great addition to many dishes. The herb also has traditional medicinal uses and is often made into tea for easier intake. Let’s take a quick look at the various companion plants for the mighty marjoram!

1. Pumpkins

Pumpkins and marjoram grow great together. Both are tasty while being packed with beneficial antioxidants.

Orange Pumpkins

– Unique Characteristic

Being in the mint family, marjoram possesses a scent that repels many bugs and insects that prey on fruits and vegetables. In turn, pumpkins protect marjoram with their foliage.

– Main Benefit

To deter insects from inspecting your pumpkins, grow some marjoram near them. It has high nutrient content while having a low calorie count, which could help promote weight loss.

2. Squash

Similar to pumpkins, squash benefits from the presence of marjoram growing near them. Squash has high amounts of nutrients while being low in calories.

Squash Plant

– Unique Characteristic

Squash has particularly high levels of vitamins A, B, and C. Aside from these, they contain minerals, such as manganese, magnesium, and potassium.

– Main Benefit

The strong fragrance from these herbal heroes is enough to discourage many pests that feast on the plant and its fruits. Plus, dishes with squash are good for the gut as it is rich in fiber.

3. Corn

Marjoram and corn grow well together in the garden, and they taste even better in dishes. Harvested corn can be cooked, boiled, and even baked with marjoram.

Corn Vegetable

– Unique Characteristic

The unique scent of the marjoram plant helps protect corn plants from aphids. Additionally, corn is high in vitamin C, which is a powerful antioxidant.

– Main Benefit

Aphids prey on the vulnerable parts of corn plants, especially the young ones. Marjoram keeps them away from susceptible corn plants.

4. Pea

These healthy legumes are perfect partners to grow with marjoram. Packed with fiber and nutrients, peas provide sustenance for optimal health.

Pea in the Field

– Unique Characteristic

Peas add nitrogen to the soil, which benefits the overall growth of marjoram plants. Aside from this, peas help shelter marjoram from aphids.

– Main Benefit

In turn, marjoram protects pea plants from pests and unwanted insects with its strong herbal fragrance. Plus, marjoram attracts many beneficial insects and pollinators, which also help pea plants.

5. Potato

Not only are they great partner plants, but potatoes and marjoram taste good together. Both are packed with vitamins, minerals, and dietary fiber.

Potato Plant

– Unique Characteristic

Potatoes can be vulnerable to a host of pests. Planting marjoram near the crop might just save your potato harvest.

– Main Benefit

Marjoram gives off a scent that repels many bugs and insects that damage potatoes. In turn, potatoes help slow down the spread of marjoram.

6. Tomato

Tomato plants are highly vulnerable to many pests that drain their sap and even cause diseases. When paired with marjoram, tomato plants stand a better chance.

Tomato Vegetable

– Unique Characteristic

You can snip off a few fragrant marjoram leaves to add some flavor to your tomato dishes. You’ll have a bumper crop to work with!

– Main Benefit

To deter these pesky bugs from even landing on your prized tomato plants, grow some marjoram around them. Plus, you’ll end up with crops of large, healthy tomatoes.

7. Eggplants

Sometimes known as aubergines, these deep purple fruits can become susceptible to pests. These pests can cause their skin to have unsightly holes and scars.

Eggplants Vegetable

– Unique Characteristic

Cooked eggplants have an added depth of flavor when marjoram is added. Plus, marjoram has anti-inflammatory properties while eggplants provide complex sources of vitamin B.

– Main Benefit

Spider mites and aphids plague unprotected eggplants. Plant marjoram around your eggplants to keep these unwanted insects away.

8. Zucchini

Zucchinis benefit more from marjoram than marjoram does zucchini. Zucchinis end up healthier and with better looking skin when planted near marjoram.

A Green Zucchini

– Unique Characteristic

Marjoram already repels pests by itself. This is due to its high carvacrol content, which highly discourages pests.

– Main Benefit

Growing herbs such as oregano, basil, marjoram, and thyme around your zucchinis will provide even more protection from pests. These include aphids, spider mites, and snails.

9. Celery

Celery is known to be a wonderful companion planting choice for other plants, and marjoram is one of them. Celery is known to have high levels of antioxidants.

Celery Plants

– Unique Characteristic

Celery and marjoram are equally fragrant, each with its own culinary use. Celery has different types of antioxidants, which help lower the oxidative stress levels that contribute to cancer.

– Main Benefit

Both produce wonderfully mild scents that repel nibbling pests and unwanted visitors. Celery is often consumed as part of a low-calorie diet as it does not contain any at all.

10. Onion

Onions are wonderfully aromatic on their own. Pair them with marjoram and you have a winning combination.

Onion in the Ground

– Unique Characteristic

Both exude fragrance that prevent insects and animals from becoming pests. Onions, in particular, repel pests greatly with their strong scent compounds from sulfur.

– Main Benefit

These powerful plant partners repel most pests that plague gardens and crops. When combined in dishes, these two impart wonderful flavors.

11. Garlic

Flavorful and aromatic, garlic bulbs make wonderful companions to fragrant marjoram. However, you’ll need to keep garlic away if you have legumes nearby.

Smelly Garlic

– Unique Characteristic

The strong pungent scent of garlic is enough to deter and discourage many common garden pests. This is due to the allicin compounds found in the flesh of garlic.

– Main Benefit

When garlic is planted with marjoram, the combined scent is guaranteed to keep off many pests such as insects, birds, and animals. Plus, dishes made with marjoram and garlic taste incredible.

12. Basil

Bold and flavorful, basil is a welcome addition to any garden. This herb is known to have numerous benefits to humans.

Basil Plant

– Unique Characteristic

The wonderful taste and fragrance that basil imparts to any dish also keeps many garden pests away from garden crops. Plus, these two grown together will keep aphids and mites away from other plants.

– Main Benefit

Marjoram and basil make a wonderful pair of protective herbal plants in gardens. Growing marjoram with other herbs like basil is a great idea if you enjoy their taste.

13. Rosemary

Marjoram works well when grown with other aromatic herbs. An example is rosemary.

Rosemary Plant

– Unique Characteristic

The pungent and spicy scent of the pest-repelling rosemary is enough to deter annoying bugs in the garden. It has also been shown to have antimicrobial, anti-inflammatory, and antioxidant properties.

– Main Benefit

While marjoram hardly has pests, it can benefit from the presence of Mediterranean herbs like rosemary when both are grown among other vegetables and crops. In order to ensure a better harvest, plant herbs as a natural means for pest control.


Companion planting for marjoram is very easy since it grows fantastically well with other herbs, crops, and fruiting plants.

Let’s recap what we’ve learned so far:

  • Marjoram can be grown with other herbs and aromatic flowers.
  • Keep marjoram plant companions such as allium away from other plant companions, such as those in the legume family.
  • Cultivate marjoram for its protective properties as well as its fragrant culinary scents that you can easily incorporate into your dishes.

Making marjoram a part of your companion planting strategy can be beneficial to your garden as well as your kitchen. 

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