What Does Garlic Like To Be Planted By? 12 Best & Worst Companion Plants For Garlic

What does garlic like to be planted by? It’s a question that has puzzled and delighted gardeners for centuries. The answer is surprisingly complex, because garlic is both a generous neighbor to some plants and a terrible companion to others. Get it right, and garlic becomes the garden guardian that protects your vegetables from pests and disease. Get it wrong, and you’ll be wondering why your garlic is small, your strawberries are bitter, and your beans are stunted.

The truth is, garlic is a social plant. It releases sulfur compounds through its roots and leaves that act as natural pest repellents and fungicides. That’s fantastic for some neighbors, but devastating for others. The plants that love garlic are the ones that benefit from this sulfurous protection. The plants that hate garlic are the ones that are sensitive to these compounds or compete for nutrients in ways that leave everyone unhappy.

Here’s the part nobody talks about: garlic’s relationship with its garden neighbors isn’t just about pest control. It’s about root space, nutrient cycling, and even the subtle ways plants communicate through soil chemistry. When you pair garlic with the right companions, you create a symbiotic relationship that boosts growth on both sides. When you pair it wrong, you create a feud that leaves nobody winning.

In this guide, we’re uncovering exactly what garlic likes to be planted by. We’ll explore the 12 best companions that thrive alongside garlic, the 12 worst neighbors you should avoid, and the science behind why these relationships work—or don’t.

Top 12 Best Companion Plants For Garlic

1. Roses – The Protected Beauties

What does garlic like to be planted by? Roses, surprisingly, are one of garlic’s favorite neighbors. This legendary pairing dates back centuries, with gardeners planting garlic beneath rose bushes to protect these vulnerable flowers from aphids, spider mites, and Japanese beetles. The sulfur compounds in garlic are a powerful deterrent to these common rose pests.

The relationship between roses and garlic is mutually beneficial. Garlic gets a sturdy trellis of rose stems and dappled shade, while roses receive all-natural, chemical-free pest protection that keeps them blooming longer. It’s the kind of old-fashioned gardening wisdom that modern science has proven remarkably effective.

When planting garlic near roses, tuck cloves 6-8 inches from the base of the rose bush. The garlic will establish its root system without disturbing the rose’s delicate roots, and both plants will coexist happily for the entire growing season.

Pros:

• Protects roses from aphids
• Repels Japanese beetles
• Prevents spider mite infestations
• Centuries-old proven method
• Easy interplanting approach
• No extra watering needed

Cons:

• Can compete for water in dry conditions
• May need regular garlic replacement
• Aesthetics of garlic near roses

2. Tomatoes – The Fungal Defense Partner

What does garlic like to be planted by? Tomatoes are another classic garlic companion, benefiting from garlic’s powerful antifungal properties. Garlic releases compounds into the soil that help suppress early blight and other fungal diseases that commonly devastate tomato plants. Plant garlic between your tomato vines, and watch fungal problems mysteriously decline.

For tomato growers struggling with blight year after year, garlic can be a game-changer. It’s like having an underground medicine cabinet protecting your tomatoes without a single chemical spray. The sulfur compounds that make garlic so pungent are exactly what keep fungal spores from germinating in the soil.

Pest protection is another benefit. Garlic repels spider mites, aphids, and whiteflies, three pests that can quickly decimate tomato plants. By planting garlic throughout your tomato patch, you create a pest-deterrent matrix that keeps your tomatoes healthier and more productive.

Pros:

• Suppresses early blight
• Repels spider mites
• Deters aphids and whiteflies
• Harvestable garlic and tomatoes
• Compatible growing seasons
• Easy interplanting

Cons:

• Can compete for nutrients
• Need proper spacing
• Susceptible to shared diseases

3. Strawberries – The Sweet Survivors

What does garlic like to be planted by? Strawberries, of all things, are surprisingly good neighbors to garlic. This pairing works because garlic repels spider mites and aphids, two pests that love tender strawberry leaves. The garlic also helps prevent verticillium wilt, a soil-borne disease that can destroy an entire strawberry patch.

Many gardeners swear by planting garlic cloves between strawberry rows to create a natural pest barrier. The garlic grows up through the strawberry mulch, its leaves releasing insect-repelling scents while the berries ripen below. It’s the kind of interplanting strategy that makes organic gardening more effective and less labor-intensive.

One important consideration: garlic and strawberries have different water needs. Strawberries prefer consistent moisture while garlic likes it on the dry side. Water your garlic-strawberry bed carefully, giving both plants what they need without overwatering either one.

Pros:

• Repels spider mites
• Controls aphids
• Prevents verticillium wilt
• Useful interplanting strategy
• Double harvest from same space
• Proven organic technique

Cons:

• Different water needs
• Competition for nutrients
• Can affect strawberry flavor

4. Carrots – The Underground Companions

What does garlic like to be planted by? Carrots are one of garlic’s most compatible partners. This pairing works because garlic’s strong odor confuses carrot flies, the tiny insects that can ruin a carrot crop. By interplanting garlic and carrots, you create a scent barrier that sends carrot flies in the opposite direction.

The root relationship is also beneficial. Garlic grows shallow roots while carrots plunge deep, meaning they explore different soil zones without competing. Both plants take what they need from different levels of the soil, making them ideal partners for maximizing garden productivity.

Carrots also benefit from the fungicidal properties of garlic, with some gardeners reporting fewer root rot issues when planting carrots and garlic together. It’s a vegetable pairing that makes practical, pest-repelling sense.

Pros:

• Repels carrot flies effectively
• Different root zones
• No nutrient competition
• Harvestable crops together
• Natural pest protection
• Easy interplanting strategy

Cons:

• Carrots need loose soil
• Potential for root disturbance
• Harvest timing differences

5. Cabbage Family (Brassicas) – The Cole Crop Defenders

What does garlic like to be planted by? The cabbage family benefits enormously from garlic’s pest-repelling powers. Cabbage, broccoli, and cauliflower are magnets for cabbage loopers and imported cabbage worms, but garlic’s pungent scent confuses these pests, making it harder for them to find their host plants.

Beyond the above-ground protection, garlic also helps reduce club root, a fungal disease that can devastate brassica crops. The antifungal compounds in garlic roots help suppress the club root pathogen, giving your cabbages and broccoli a fighting chance against this stubborn soil disease.

Plant garlic at the edges of your brassica patch or between rows, and you’ll notice fewer pest problems without ever using chemical sprays. It’s organic pest control that works while you sleep, and it couldn’t be simpler to implement.

Pros:

• Repels cabbage loopers
• Suppresses club root fungus
• Safe for all brassicas
• Proven organic method
• Easy interplanting
• No chemical sprays needed

Cons:

• Heavy feeders compete
• Need careful spacing
• Can stunt brassica growth if too close

6. Peppers – The Hot Neighbors

What does garlic like to be planted by? Peppers and garlic have a relationship that benefits both plants. Garlic repels aphids, whiteflies, and spider mites that attack peppers, while peppers’ shallow root systems don’t compete with garlic’s deeper roots. It’s a neighborly arrangement that works for everyone.

Gardeners who interplant garlic and peppers often report healthier pepper plants with fewer disease problems. The sulfur compounds that garlic exudes into the soil help prevent root rots and other fungal issues that can plague pepper patches, especially in wet weather.

There’s also a timing advantage. Garlic is harvested in mid-summer, just as peppers are beginning to produce heavily. The garlic leaves are pulled up, allowing peppers more space and light during their most productive period. It’s a seasonal hand-off that maximizes both crops.

Pros:

• Repels pepper pests
• Suppresses fungal disease
• Harvest timing complement
• Different root depths
• No competition for space
• Double crop benefit

Cons:

• Nutrient competition possible
• Need adequate spacing
• Both prefer full sun

7. Lettuce – The Cool-Season Friends

What does garlic like to be planted by? Lettuce is an excellent companion for garlic, especially when planted in spring and fall. Garlic’s slow growth in cool weather doesn’t overshadow lettuce, and the two crops can be harvested sequentially—or even simultaneously—from the same bed.

The scent of garlic helps protect lettuce from aphids and slugs, two common pests that can ruin a crisp salad crop. Slugs are particularly sensitive to sulfur compounds, making garlic a natural slug repellent that works without dangerous bait or barriers.

Lettuce also benefits from garlic’s soil-improving qualities. As a heavy feeder, lettuce appreciates the nutrients that garlic releases into the soil, and the garlic’s roots help aerate the soil for better lettuce growth. It’s a partnership that makes organic gardening more productive.

Pros:

• Repels slugs effectively
• Deters aphids
• Harvest timing versatility
• Different root depths
• Good for spring and fall beds
• Easy interplanting

Cons:

• Both need consistent moisture
• Can overshadow small lettuces
• Harvest timing conflicts

8. Beets – The Root Row Companions

What does garlic like to be planted by? Beets are compatible neighbors for garlic, sharing similar growing conditions and complementary root zones. The sulfur compounds from garlic help protect beets from a variety of pests, including leaf miners that can scar beet leaves and reduce their size.

Beets and garlic are actually beneficial to each other. Beets are deep-rooted and can break up soil layers that garlic roots can’t penetrate, improving soil structure for both. Meanwhile, garlic protects beets from pests that would otherwise damage the tender tops and developing roots.

The color contrast of red beets and green garlic leaves is beautiful in the garden, and the culinary combination is equally appealing. You’re not just growing better vegetables—you’re creating a kitchen garden that looks as good as it tastes.

Pros:

• Repels leaf miners
• Different root zones
• Beautiful garden contrast
• Complementary harvests
• Culinary pairing value
• Similar soil preferences

Cons:

• Nutrient competition possible
• Spacing needs careful management
• Harvest timing differences

9. Spinach – The Quick Green Ally

What does garlic like to be planted by? Spinach is another spring bed partner that benefits from garlic’s pest-repelling properties. Garlic helps protect spinach from aphids and spinach leaf miners, two pests that can quickly devastate a spinach crop.

Spinach grows quickly and is harvested early, making it an ideal companion for garlic in spring beds. The garlic is just beginning to produce its tall leaves as the spinach is being harvested, meaning the two plants never compete for space at the same time.

The nutrient relationship is also beneficial. Spinach is a heavy feeder that appreciates the nitrogen and other nutrients that garlic releases into the soil. And garlic’s roots help aerate the soil, making it easier for spinach to establish its shallow roots.

Pros:

• Repels spinach leaf miners
• Controls aphids
• Harvested before garlic needs space
• Similar growing conditions
• Two crops from one bed
• Easy interplanting

Cons:

• Quick competition for light
• Moisture conflict possible
• Not for summer planting

10. Eggplant – The Warm Weather Partner

What does garlic like to be planted by? Eggplant, like its pepper cousin, benefits significantly from garlic’s pest-repelling properties. Flea beetles, aphids, and spider mites all avoid garlic-infused air, leaving eggplants healthier and more productive.

The relationship between eggplant and garlic is particularly valuable for the eggplant’s early growth stages. Young eggplants are vulnerable to flea beetle attacks that can set them back by weeks or even kill them. Garlic planted nearby provides protection during this critical period.

Both plants are heat-lovers, making them compatible in warm-season gardens. Plant garlic between eggplant rows in spring, and the garlic will be ready for harvest just as the eggplants begin to spread and produce fruit.

Pros:

• Protects from flea beetles
• Repels aphids
• Deters spider mites
• Harvest timing complement
• Similar heat preferences
• Good for warm-season beds

Cons:

• Both heavy feeders
• May compete for nutrients
• Need careful spacing

11. Chamomile – The Healing Friend

What does garlic like to be planted by? Chamomile is the herb that improves everything it touches, and garlic is no exception. Chamomile is believed to improve the growth and flavor of garlic, while garlic protects chamomile from pests with its sulfur-rich scent.

Chamomile’s presence in the garden seems to have a calming effect on neighboring plants. Many gardeners swear that garlic grown near chamomile develops a milder, sweeter flavor with less pungency. Whether it’s true or not, the planting tradition has persisted for centuries.

Beyond the flavor claims, chamomile attracts beneficial insects that prey on garden pests. Parasitic wasps and hoverflies visit chamomile flowers, then lay their eggs near pest populations, including any pests that might have found their way to your garlic.

Pros:

• Believed to improve garlic flavor
• Attracts beneficial insects
• Beautiful garden addition
• Harvestable tea herb
• Calming garden presence
• Centuries-old tradition

Cons:

• Can self-seed aggressively
• Limited pest control range
• Flavor improvement unproven

12. Yarrow – The Nutrient Accumulator

What does garlic like to be planted by? Yarrow is the ultimate garden helper, accumulating nutrients from deep in the soil and making them available to neighboring plants, including garlic. Its roots draw up potassium, phosphorus, and trace minerals that garlic can use for healthier growth.

Yarrow also attracts a wide range of beneficial insects, including parasitic wasps, ladybugs, and hoverflies. These insects patrol your garden, keeping pest populations in check without you ever needing to spray a pesticide. It’s biological pest control at its most effective.

The ferny leaves of yarrow create a beautiful texture contrast with garlic’s upright, grassy leaves, adding visual interest to the garden as well as practical benefits. It’s the kind of companion planting that’s as aesthetically pleasing as it is productive.

Pros:

• Brings up deep nutrients
• Attracts beneficial insects
• Beautiful garden addition
• Low-maintenance perennial
• Improves garlic growth
• Drought-tolerant partner

Cons:

• Can become invasive
• Spreads readily by rhizomes
• Tall enough to shade garlic

Top 12 Worst Companion Plants For Garlic

1. Beans (All Types)

Beans are garlic’s arch-nemesis. The sulfur compounds that make garlic so beneficial to many plants actually suppress bean growth, reducing germination rates and stunting established bean plants. Nitrogen-fixing bacteria in bean roots are particularly sensitive to garlic’s soil chemistry.

Why avoid: Garlic inhibits bean growth, reduces nitrogen fixation, and can kill young bean plants. The antagonism is strong enough that beans and garlic should never be planted together.

2. Peas

Peas suffer the same fate as beans when planted near garlic. The sulfur compounds in garlic root exudates suppress pea growth and reduce their ability to fix nitrogen. Peas planted too close to garlic will be smaller, less productive, and more susceptible to disease.

Why avoid: Garlic stunts pea growth, reduces yields, and inhibits nitrogen fixation. Peas and garlic are incompatible companions that should be separated by at least 20 feet.

3. Asparagus

Asparagus and garlic are poor neighbors, with garlic’s root competition and soil chemistry creating problems for asparagus beds. Asparagus is a long-lived perennial that needs consistent soil conditions, and garlic’s disruptive root system can interfere with asparagus production.

Why avoid: Garlic competes for nutrients, disrupts asparagus root systems, and can reduce spear production. Never plant garlic in or near an asparagus bed.

4. Sage

Sage is another herb that doesn’t appreciate garlic’s company. Both herbs produce strong essential oils, and the combination can create competition that leaves both plants struggling. Sage’s growth is often stunted when planted near garlic.

Why avoid: Competition for soil nutrients, root space, and the allelopathic compounds both produce. Sage’s essential oil production is disrupted by garlic’s presence.

5. Parsley

Parsley is a slow-growing biennial that doesn’t appreciate the competition from garlic’s more aggressive root system. Garlic’s sulfur compounds can also affect parsley’s flavor, making it more bitter than desirable.

Why avoid: Garlic stunts parsley growth and affects its flavor. Parsley needs consistent moisture and space that garlic can disrupt.

6. Oregano

Like sage, oregano is an herb that produces strong essential oils and doesn’t share well with garlic. The competition between these two aromatic plants can leave both smaller and less flavorful than they would be alone.

Why avoid: Allelopathic competition, nutrient competition, and root interference. Oregano and garlic don’t coexist well in the same bed.

7. Strawberries (In Some Cases)

While we listed strawberries as a garlic companion earlier, this relationship is complicated. Some gardeners find that garlic affects strawberry flavor, making berries less sweet. Others report no problem. If flavor is important to you, test this pairing before committing.

Why avoid: Garlic can affect strawberry flavor, making it less sweet and more pungent. If flavor is a concern, separate these plants.

8. Raspberries

Raspberries are sensitive to garlic’s root chemistry, and garlic’s sulfur compounds can affect raspberry flavor and production. The shallow raspberry roots are particularly susceptible to garlic competition for water and nutrients.

Why avoid: Garlic competes with raspberry roots, affects fruit flavor, and can reduce berry production. Keep garlic away from established raspberry beds.

9. Onions

Onions and garlic are both members of the allium family, and planting them together creates competition for the same nutrients and water. They also attract the same pests and diseases, spreading problems from one crop to another.

Why avoid: Same nutrient requirements, same pest and disease vulnerabilities, and competition for root space. Separate onions and garlic in the garden.

10. Leeks

Leeks, like onions, share the same family and vulnerabilities as garlic. Planting them together concentrates allium pests and diseases, making both crops more susceptible to problems.

Why avoid: Concentrates allium pests and diseases, encourages nutrient competition, and reduces yields. Keep leeks and garlic separate.

11. Chives

Chives are another allium that shouldn’t be planted too close to garlic. They compete for the same nutrients and can cross-pollinate, affecting garlic seed production if you save seed.

Why avoid: Nutrient competition, pest vulnerability, and possible cross-pollination. Separate chives from garlic.

12. Fennel

Fennel is a notorious garden bully that suppresses almost everything it’s planted near, and garlic is no exception. Fennel’s allelopathic compounds can stunt garlic growth and affect bulb formation.

Why avoid: Fennel’s allelopathic effects suppress garlic growth and bulb development. Never plant fennel anywhere near garlic.

7 Essential Factors For Choosing Companion Plants For Garlic

• Pest protection: Garlic’s primary value as a companion is its pest-repelling ability. Pair garlic with plants that are vulnerable to the same pests it repels—like tomatoes with blight or roses with aphids.
• Nutrient compatibility: Match garlic with plants that have different nutrient needs or different root depths. Avoid heavy feeders that will compete with garlic’s needs.
• Seasonal timing: Garlic is planted in fall and harvested in summer. Pair it with spring and summer crops that will fill the space after harvest.
• Allelopathic effects: Garlic produces sulfur compounds that suppress some plants and protect others. Know which plants appreciate these compounds and which are sensitive to them.
• Water needs: Garlic prefers drier conditions, while some companions need more moisture. Pair with plants that have similar moisture preferences.
• Growth habits: Avoid tall companions that will shade garlic, and aggressive spreaders that will overwhelm it.
• Soil preferences: Garlic prefers well-drained, rich soil. Choose companions with similar soil preferences for easiest maintenance.

Frequently Asked Questions About What Garlic Likes To Be Planted By

1. What does garlic like to be planted by?

Garlic likes to be planted by roses, tomatoes, strawberries, carrots, brassicas (cabbage family), peppers, lettuce, beets, spinach, eggplant, chamomile, and yarrow. These companions benefit from garlic’s pest-repelling and antifungal properties without competing for nutrients.

2. What should you not plant near garlic?

Avoid planting garlic near beans, peas, asparagus, sage, parsley, oregano, onions, leeks, chives, and fennel. These plants either suffer from garlic’s sulfur compounds or compete too aggressively for nutrients and water.

3. Can you plant garlic and onions together?

Garlic and onions should not be planted together. They compete for the same nutrients, attract the same pests and diseases, and concentrate allium problems in one area. Separate them by at least 20 feet.

4. Is garlic a good companion for tomatoes?

Yes, garlic is an excellent companion for tomatoes. It helps suppress early blight, repels spider mites, and deters aphids and whiteflies. Plant garlic between your tomato plants for natural pest and disease protection.

5. Can you plant garlic next to peppers?

Yes, garlic and peppers are good companions. Garlic repels aphids, whiteflies, and spider mites that attack peppers, while their different root depths mean they don’t compete for space.

6. Does garlic help strawberries?

Yes and no. Garlic repels pests that attack strawberries and helps prevent verticillium wilt. However, some gardeners find garlic affects strawberry flavor. Test this pairing in your garden to see if it works for you.

7. What herbs can you plant with garlic?

Chamomile and yarrow are excellent herb companions for garlic. Avoid planting garlic near sage, parsley, and oregano, which don’t coexist well with alliums.

Conclusion

What does garlic like to be planted by? The answer is a carefully chosen list of companions that benefit from garlic’s powerful pest-repelling and antifungal properties. Roses, tomatoes, and strawberries top the list of garlic’s favorite neighbors, forming mutually beneficial relationships that reduce pests without chemicals and improve garden productivity.

Avoid planting garlic near beans, peas, asparagus, and other alliums like onions and leeks. These plants are sensitive to garlic’s sulfur compounds or compete too aggressively, leading to stunted growth and reduced yields.

Implementing companion planting with garlic is one of the simplest, most effective ways to improve your garden’s health and productivity. Plant a few cloves near your most vulnerable vegetables, and watch the magic happen. Your garden—and your harvests—will never be the same.