20 Onion Companion Plants That You’ll Want To Grow This Year

Gardening is an exciting journeying , full of discoveries that make our outside space thrive ! I cognize how challenging it can be when pests invade your garden or when your plant just do n’t seem to collaborate . That ’s why I ’m thrilled to share these 20 fantastic onion fellow traveller flora with you – each one carefully chosen for its unparalleled benefits , from attracting beneficial worm to cater natural pestilence control . This guide is a celebration of nature ’s teamwork , where each plant plays a function in creating a resilient , vivacious garden ecosystem !

As a gardener who ’s been through both the joys and frustrations of cultivating a thriving garden , I empathize your pursuance for comrade that not only fancify your space but also stand your Allium cepa in every way possible . From the aboriginal origin of these works to their sometimes unruly tendencies in the wilderness , I ’ve pack this clause with contingent that will help you decide which plant fit best in your garden .

Calendula

Calendula , ordinarily known as pot marigold , is a vivacious addition to any Allium cepa garden that brings both mantrap and functionality . aboriginal to southwest Asia and the Mediterranean , this upbeat one-year produce bright , cheery blooms that pull beneficial insects like bee and hoverflies . Its eye - catching presence not only adds colour to your garden but also dish out as a rude trap harvest for aphids , entice pests aside from your precious onions !

The behavior of Calendula is truly gripping – its blossoms furnish perfect landing place spots for pollinators and even small-scale insect that wait on in lifelike pest ascendency . It ’s a delectation to see how these worm use Calendula as a temporary nest land site or resting place during their busy scrounge journeys ! as luck would have it , Calendula is not considered invasive , fix it a safe and delicious plus to your carefully balanced garden ecosystem .

Carrot

carrot offer more than just a culinary treat ; they are splendid companions for onions due to their complementary growth formula and blighter - deterrent quality . Originating from Europe and southwest Asia , wild carrot have a foresightful chronicle of enrich garden soils with their deep , get through roots , which help ameliorate soil social organisation and aeration . I ’ve witnessed how the feathery foliation of carrots create a active microhabitat that welcome ladybugs and parasitic wasps , all of which contribute to control pests course around your onion !

Beyond their underground donation , carrots are known for their ability to support a buzz garden ecosystem . The fragile flush of Daucus carota sativa industrial plant tempt a host of pollinators , turning your garden into a mini oasis of activity where good insects find both solid food and tax shelter . They are n’t invasive , but they do ask some thoughtful spacing to ensure every plant life has room to flourish . This harmonious coupling is a win for both your crop and your garden ’s overall wellness !

Mint

Mint is a refreshing and rich perennial that can bring a explosion of aroma and vitality to your onion while . Native to temperate realm across Europe , Asia , and Africa , mint has a notorious reputation for distribute apace , and yes , it can be invasive if not contained properly ! Its vigorous nature makes it an splendid ground cover that naturally repels pests , providing a shell around your onion from unwelcome insects that could wreak havoc on your harvest .

One of the things I adore about mint candy is its ability to attract a diverse range of pollinators and predatory insects , including bees and wasps , which are essential for a flourishing garden . Its dense growth offers tiny insects a safe haven to nest and flourish , turn your garden into a lively , buzzing ecosystem ! Just be certain to implant mint in a controlled area or container so that its ebullience remains a benefit rather than a effect .

Basil

Basil is a culinary and garden wiz that dead complements onions with its aromatic leaves and pest - repelling capabilities . Native to tropic region ranging from central Africa to Southeast Asia , St. Basil the Great is celebrated for its ardent , spicy aroma that fills the garden with an inviting atmosphere . I always find it uplift to see sweet basil thriving among my onion , its leave-taking dancing in the breeze and its bearing naturally deterring common pests that can unhinge a garden !

This herbaceous plant also work wonders by attracting good louse such as bee and butterflies , which apply sweet basil as a dependable landing spot and casual nesting situation . Its dull foliation creates a microhabitat where these tiny gardener can thrive , ensuring a balanced ecosystem that benefits your intact garden . handle decently , basil is not incursive , get to it a friendly , various addition that enhances both the nip of your dishes and the health of your outdoor chancel !

Chamomile

Chamomile , often dubbed the “ tea industrial plant , ” is a gentle yet good comrade that pairs wondrously with onion . Native to Europe and character of Asia , chamomile has been treasured for one C for its comfort place and its ability to attract hoverflies and ladybird beetle . In my garden , the soft , virtuoso - shaped blooms of Anthemis nobilis contribute a touch of calm air and magic spell , creating a calm environment that is as functional as it is beautiful !

Beyond its visual appeal , chamomile ’s delicate efflorescence provide ideal resting blot for beneficial insects , encouraging them to subside in and offer natural pest ascendance . Its nurturing presence is like a warm embrace for the garden , insure that every in of your outer space contributes to a proportionate ecosystem . And the best part ? Chamomile is n’t invasive , which means you may revel its welfare without worrying about it overtaking your cautiously plan layout !

Cilantro

Cilantro , also live as coriander , is a alert herbaceous plant that enhances the garden with both flavor and functionality when grown alongside Allium cepa . Native to region span Southern Europe and Northern Africa , Chinese parsley boast ticklish , lacy leave and midget blossoms that are irresistible to beneficial dirt ball such as epenthetic wasp and predatory beetles . In my garden , cilantro adds an intriguing texture and a volley of body process , ask in insects that help keep pest populations under control !

The flower of cilantro service as magic landing place pads for pollinators , while the plant ’s overall structure offer up shelter and nesting spots for modest insects . It ’s amazing to see how these lilliputian creatures work together in the ecosystem , ensuring that every plant has the support it needs to flourish ! Cilantro is not moot invasive , so you’re able to confidently comprise it into your garden get it on that its benefit will far preponderate any concerns about gigantism .

Fennel

Fennel is a striking herb known for its feathery foliage and distinct flavor that brings both aesthetic appealingness and bionomic benefits to your garden . Native to the Mediterranean region , fennel attracts an regalia of good insects , including ladybugs and parasitic wasps , which are vital in keeping garden pests in check . In my experience , fennel ’s magniloquent , graceful stalks provide a natural habitat for these tiny allies , create a bustling environment where each plant life support the other !

However , it ’s crucial to mark that fennel can be quite vigorous and is known for its trespassing inclination in some areas . Its racy growth demand a bit of extra attention – I often prefer to plant it in a contain space or a consecrate bed to ensure it does n’t overshadow its neighbor . Despite its challenges , the advantage of having common fennel in your garden are Brobdingnagian : a dynamic , interactive plant life that enrich the ecosystem and provides lifelike pesterer control !

Lavender

Lavender is a recurrent favorite that not only enchants with its console scent but also acts as a steadfast guardian for your onions . Native to the Mediterranean , this herb is well - known for attract bee , butterfly stroke , and other pollinators with its vibrant purple bloom . In my garden , lavender is a symbolisation of tranquility and productivity , proffer both visual joy and practical benefit by guard off pest such as moth and fleas that might harm your onion !

The deep - rooted structure of lavender help stabilise the soil while providing a lifelike nesting ground for beneficial insects . Its presence is a comforting reminder that every flora has a purpose in conserve a balanced ecosystem . good of all , lavender is not considered invasive , so its manageable growth form it a perfect companion for your garden , adding a tactual sensation of elegance and efficiency to your onion plant bed !

Lemon Balm

Lemon ointment is a pollyannaish herbaceous plant that bring a explosion of citrusy freshness to your garden alongside onions . Native to Europe , this perennial herbaceous plant is celebrate for its soothing fragrance and its ability to draw a variety of pollinator , including bees and butterfly . I get hold that lemon balm creates a lively atmosphere in my garden , with its sprawl habit offer an inviting distance for beneficial insects to cuddle and thrive !

Its leaves , which emit a blue gamboge fragrance , by nature repel certain pests , afford your onions a better chance to grow undisturbed . Although stinker balm can grow smartly , it is n’t typically invasive if pruned on a regular basis . Its witching presence and pragmatic welfare make lemon balm a delightful improver to any garden , ensure that your onion patch not only survives but flourish with a natural rise of redolent vim !

Marigold

Marigold is a radiant yearly that shoot a flare-up of energy into your onion garden with its bold orange and yellow blooms . aboriginal to the Americas , marigolds have long been know for their instinctive ability to repel nematodes and aphids , which are infamous for causing havoc in vegetable gardens . I ’m always delighted by the way marigolds transform my garden into a vivacious , pestilence - resistant harbour , all while adding an plain splash of color !

In accession to their pest - deterring qualities , marigolds create an idealistic microenvironment for beneficial insects . Their thick , bushy growth offer protective cover and nesting spaces for small pollinators that help keep the ecosystem in equilibrium . Since marigolds are not deliberate encroaching , you may confidently use them to safeguard your Allium cepa while kick upstairs the overall aesthetic of your garden . What a wonderful room to blend looker with natural defense !

Nasturtium

Nasturtium is a lively annual that offers both ocular appeal and virtual benefits when planted with onion . Native to the Andes of South America , nasturtiums are cherished for their vibrant , comestible flower that not only decorate your garden but also attract good insect like aphid - eating lady beetle and predatory beetles . I line up it incredibly satisfying to watch nasturtiums in action , draw pest off from my onion while adding a playful burst of colour to the garden !

Their sprawling growth riding habit creates natural nesting land site for various small insects , raise the overall biodiversity of your garden . This dual role as both a decorative and protective plant makes nasturtium a favourite in my horticulture repertory . Best of all , genus Nasturtium is not encroaching , so you may enjoy its benefit without worrying about it overwhelm your carefully planned layout . It ’s a reliable win - winnings for both lulu and role !

Oregano

Oregano is a racy herb that infuses your garden with a mite of Mediterranean magic trick and fantabulous pest control capability . Native to the Mediterranean region , wild marjoram is prized for its aromatic , oil color - rich leafage that pull bees and other beneficial insects , ensuring your onion bed receive mess of natural pollination . I always marvel at oregano ’s ability to create a dense , protective lusterlessness that not only heighten filth wet but also supply protection for diminutive , helpful critters !

Its low - develop drug abuse is perfect for creating a natural barrier against weeds , while its subtle fragrance acts as a repellent for various pest . Oregano is delightfully non - invasive , pretend it a reliable companion that supports your garden ’s overall health . Integrating oregano into your planting outline means append both flavor to your dishes and a natural Defense Department system to your outside sanctuary !

Parsley

Parsley is a versatile herb that doubles as a nutritious garnish and a steadfast garden ally , particularly when get with onion . aboriginal to the Mediterranean part , Petroselinum crispum is celebrated for its lush , bright leave-taking and its ability to draw beneficial worm such as hoverflies and parasitic WASP . In my garden , Petroselinum crispum is a constant admonisher that even the most lowly plant can have a significant impact , enrich the ecosystem and supporting my onion against pest invasions !

The thick leaf of Petroselinum crispum not only enhances visual prayer but also offer protective covering and nesting web site for a change of small pollinators . It ’s such a relief to see nature ’s picayune helpers thriving under the protection provided by parsley , contributing to born pest ascendancy without any demand for harsh chemical . Parsley is non - invasive , so it maintains a soft balance in the garden , making it a delightful and practical increase to your onion companion collection !

Rosemary

Rosemary is a classic herb that seamlessly conjoin culinary charm with garden utility , cause it a leading companion for onions . aboriginal to the Mediterranean , rosemary thrives in sunny , well - run out soils and convey an invigorating , pine - like odour to your garden . In my own horticulture dangerous undertaking , the presence of rosemary has always signalise a healthy ecosystem , as its acerate leaf - like leaf help dissuade pests such as cabbage moth and other intruders that might threaten my onion !

to boot , rosemary ’s delicate flowers are attracter for beneficial pollinators like bee and butterflies , which trifle a all-important role in sustaining the overall wellness of the garden . Its bushy structure offers humble louse a place to nest and seek refuge , thereby enhance the natural balance wheel of your garden . Rosemary is not considered incursive , so you could delight its robust benefit without any vexation about it overtaking other plant . It ’s a delicious herbaceous plant that bring both flavor and function to your garden !

Sage

Sage , with its distinctive silver - green leaves and robust aroma , is an exceptional herb that pairs beautifully with onion plant in any garden context . aboriginal to the Mediterranean , sage has been prized for century not only for its culinary use but also for its natural pest - repellent qualities . I always look up to how sage sate my garden with a common sense of calm while its strong fragrance ferment to deter undesirable insects , creating a inviolable environment for my onion plant to boom !

Moreover , salvia ’s bushy , textured increment furnish an first-class shelter for beneficial insects , offering them a safe property to nest and thrive . Its deep - rooted resilience help oneself stabilize the soil , ensure a nourishing habitat for all your plant life . Sage is not trespassing , which makes it a trustworthy and manageable addition to any garden bed . With its multi - layered welfare , salvia unfeignedly suffer out as a guardian and foil of garden vitality !

Sunflower

sunflower are a striking and energetic addition to any garden , contribute both acme and vibrancy when develop alongside onion . Native to North America , these beaming giant are celebrated for their large , pollen - rich blooms that attract bees , butterflies , and even shuttle ! I always feel a surge of joy when sunflowers tower over my Allium cepa patch , create a dynamic interplay of light , subtlety , and natural plague ascendancy as these busy pollinators make their path from bloom to flower .

Their tower comportment not only adds optic drama but also offers lifelike nesting sites for various beneficial dirt ball . The racy growth of helianthus further a microclimate that supports a diverse array of garden denizen , ensuring a balanced and fly high ecosystem . Sunflowers are generally non - invasive , though their size requires some planning to ensure they harmonise with the more delicate onions . Embrace their refulgent energy and let sunflowers turn over your garden into a lively , interconnected haven !

Thyme

Thyme is a modest yet mighty herb that enhances your garden with its subtle charm and practical benefits as a associate for onion . aboriginal to the Mediterranean region , thyme is renowned for its hardy nature and its ability to thrive in teetotal , well - debilitate soils . In my garden , thyme ’s low - raise , grovel habit forms a protective mat that not only helps conserve moisture but also provides a informal nesting spot for modest , beneficial insects . Its easy aroma is a constant reminder of sunstruck fields and vivacious harvest !

This retiring herbaceous plant bring significantly to natural pestilence restraint by attracting pollinators and extend shelter to predators of rough-cut garden nuisance . Its dumb foliage suppresses sess and creates a balanced microenvironment that supports the growth of your onions . Thyme is not invasive , make it a dependable and friendly addition to any garden bed . I in truth appreciate how such a humble flora can deliver so many benefit , enhancing both flavor and function in your outdoor oasis !

Dill

Dill is an enchanting herb that captivates with its feathery leafage and delicate , umbrella - like peak , making it a great fellow for onion . Native to region of the Mediterranean and West Asia , dill weed has a long - stand repute as a magnet for beneficial insects , include predatory WASP and ladybugs . I ’m always entranced when dill graces my garden – its airy structure creates a dynamic landing place pad for pollinators that help keep pestering insects at bay , benefiting the overall wellness of the onion bed !

Moreover , dill ’s marvelous , lithesome growth adds an unexpected vertical element to the garden , providing extra nesting and sheltering opportunities for belittled insects . Its mien encourage a seethe ecosystem where each plant supports the next in a natural cycle of reciprocal benefit . dill weed is not known to be encroaching , ensuring that its elegant magical spell complement rather than competes with your other plants . It ’s a true will to nature ’s ability to reconcile beauty with practicality !

Chives

Chives are a recurrent favorite that make a subtle yet effective companion for onions with their delicate , grassy blades and meek , onion - similar flavor . Native to Asia , chive have been a part of culinary and medicinal traditions for 100 , and they also play an significant character in the garden by attracting beneficial pollinator . I love how chives enhance the overall look of my onion patch , providing not only a volley of green but also a instinctive cuss - repelling quality that helps keep unwanted insects by !

The clumping growth habit of chives creates a natural cushion that supply shelter for small insects , fostering a balanced microecosystem around your onions . Their blue presence can regulate filth temperature and wet , making them a supportive friend during the heat of summer and the shivering of early spring . Importantly , chives are non - invading , which means they incorporate seamlessly into your garden without overwhelming their neighbor . Their understated appeal is a constant admonisher of the beauty of simplicity in nature !

Borage

Borage is a delightful herb celebrated for its star topology - shaped low-spirited flowers and multifaceted character as an onion companion . aboriginal to the Mediterranean region , borage has been used for centuries to attract a boniface of beneficial louse , particularly bees and predatory wasps that are crucial for natural plague ascendency . I ’m always excited to see tailwort in bloom , its vivid dark petal produce a striking contrast against the gullible backcloth of the garden , and its ability to rear an combat-ready pollinator community is simply outstanding !

In addition to its aesthetic ingathering , tailwort ’s voiced , hairy leaves propose an inviting nesting ground for tiny insects , serve to pad the ecosystem ’s natural balance . This remarkable herbaceous plant act upon quietly in the background to raise stain fertility and support the overall wellness of your garden . Fortunately , borage is not conceive invasive , which means you could enjoy its numerous benefits without the worry of it overtaking your carefully curated place . It ’s a magic and practical companion that truly embodies the smell of organic horticulture !

sweet onions