17 Plants You Should Never Grow With Tomatoes, According to a Gardener

Tomatoes are a darling basic in many gardens , but not all plants are full neighbors for them . While tomatoes spring up well in certain environments , pair them with the awry companion can result in poor growth , gadfly problem , or disease eruption . lie with which embed to avoid can aid you protect your love apple plant and guarantee they prosper .

Certain plant can compete with tomatoes for nutrient , water , and sunlight , while others attract harmful pests or increase the jeopardy of diseases like blight . For example , plants in the brassica family , like cabbage or broccoli , can stunt tomato plant increment by divvy up similar nutritive prerequisite . to boot , plants that harbor pests like aphids or attract disease can create unneeded challenge .

In this article , we ’ll uncover 17 plant that you should never grow alongside tomatoes , fit in to experienced gardeners . Understanding these relationships will help you make a healthier , more fat garden while assure your love apple get the best maintenance potential .

17 Plants You Should Never Grow With Tomatoes, According to a Gardener

Potatoes

Potatoes and Lycopersicon esculentum may seem like natural partner in a garden due to their alike growing conditions , but this pairing can lead to catastrophe . Both being members of the nightshade family , they partake in vulnerabilities to certain diseases , particularly blight . Planting them together can exacerbate these way out , pass to a spread that ’s unvoiced to control . Additionally , they compete ferociously for soil nutrient , which can stunt growth . Keep them separate to maintain a healthy garden . By distancing them , you ’ll melt off the peril of disease and assure both crops have access code to the nutrients they postulate to thrive .

Fennel

Fennel is notorious for curb the growth of many plant , admit tomatoes . It resign chemicals into the territory that can stunt the growing of tomato plant , making it a pitiful companion option . This allelopathic impression is particularly impregnable , leading to reduced vitality and yield production . For those looking to maximize their tomato yield , keeping fennel far away is crucial . look at planting Florence fennel in a separate area of the garden where it ca n’t interpose with others . This separation ensures that your tomatoes can farm strong without any unwanted chemical interference .

Cabbage

Cabbage and tomato plant might seem like they would get along well , but they actually compete for similar nutrients in the soil . This rival can lead to stunted growth for both plants , as they vie for crucial imagination . Moreover , bread can attract pests that are harmful to love apple , increasing the risk of plague . For a more harmonious garden , industrial plant kale away from love apple beds . This separation helps ensure that both plant have admission to the nutrients they involve , and cut down the opportunity of pest - relate number , take to a more rich grow season .

Dill

While dill is often used in culinary dishes , it does n’t make a good garden associate for tomato . Young dill can in reality patronize tomato emergence , but once fledged , it can inhibit their maturation . fledged dill weed tends to pull in cuss such as tomato hornworms , which can desolate your crop . Moreover , dill ’s vigorous growth can overshadow youthful Lycopersicon esculentum plants , stunt their advance . To benefit both herb and love apple , consider embed dill in a disjoined sphere . This ensures your tomatoes reach their full potential , detached from pest intervention and competition . It ’s ripe to keep them aside for a prospering garden .

Corn

Corn and tomatoes together might sound like a garden dream , but they can really create a nightmare . Both plants attract interchangeable pestilence , including the dreaded clavus earworm and tomato fruitworm . When planted together , they create a buffet for these pest , leading to increase infestations . Zea mays also competes for sun and place , which can overshadow and stunt your tomatoes . For a healthier garden , give these plants plenty of aloofness . By doing so , you cut back the risk of pest infestations and guarantee each plant life has the space it needs to develop robustly and produce plentifully .

Walnuts

Walnut trees produce a chemical substance call juglone , which is toxic to many plants , include tomatoes . This content can leach into the soil and inhibit the development of your tomato plants , causing wilt and yellowing of leaves . The shadiness from walnut trees can also strip tomatoes of the sunlight they necessitate to flourish . To protect your garden , quash planting tomatoes near walnut tree trees or any areas where the antecedent might spread . By maintain these plants apart , you ensure that your tomatoes receive ample sunshine and remain loose from the harmful effects of juglone .

Pepper Plants

Peppers and tomatoes go to the same plant folk , Solanaceae , and share similar susceptibilities to pestilence and diseases . When grown together , they can easily distribute issue such as blight and aphid . This close propinquity can conduct to a speedy irruption , affecting your entire garden . Furthermore , both plants require similar nutrients , leading to competition that can stunt growth . For optimal results , view planting peppers in a separate area of the garden . This separation helps in managing diseases and ensures that both crops have access to the nutrients they need to fly high without interference .

Eggplant

Eggplant , like tomato , belongs to the nightshade family and shares uncouth pests and diseases . When planted together , the risk of spreading these issue increase importantly . The contest for nutrients can also be furious , leading to scrubby growth and reduced yields for both plant . To prevent this , it ’s wise to engraft eggplants in a dissimilar department of the garden . By doing so , you thin the risk of pest and disease spread and allow each plant with the opportunity to get to the food they call for . Keep them apart to ensure a healthier , more productive garden .

Brussels Sprouts

Brussels sprouts and tomato do n’t make the best neighbor in a garden . Both industrial plant are heavy birdfeeder , competing for critical nutrient in the soil . This contest can precede to underfed plant life with reduced growth and return . Brussels sprouts can also attract pests that are prejudicial to tomato plants , increase the jeopardy of plague . For a more successful garden , it ’s advisable to plant these crops at a space from each other . This detachment ensures that both plant life have sufficient accession to nutrient and cut the likeliness of pest - related issues , appropriate them to flourish independently .

Kale

Despite its popularity as a superfood , kale is n’t a crack companion for tomatoes . Both plant require similar nutrients , leading to contender that can handicap growth . Additionally , kail can attract pest such as aphids , which can well spread to nearby love apple plants . To secure a good for you garden , it ’s best to plant kale in a separate area . This separation not only reduces nutrient rival but also avail manage blighter population . By pay these plants their own space , you encourage intelligent growing and a more bountiful harvest for both kale and tomatoes .

Cauliflower

Cauliflower and tomatoes are not the adept companion in a garden setting . Both command sizable nutrient , which can chair to competition in crowded garden beds . This nutritive engagement can result in stunt growth and lower takings . Cauliflower can also pull in certain cuss that are harmful to tomatoes , further complicating their coexistence . For a thriving garden , consider planting these crop apart . This scheme ensures that each plant has access to the resource it needs and minimizes the jeopardy of pestilence infestation , leading to more productive and healthy garden growth overall .

Broccoli

Broccoli , when produce near tomatoes , can lead to fierce competition for soil nutrient . Both works are heavy feeders , and their secretive propinquity can leave in stunted growth and reduced return . Additionally , broccoli can harbor pestilence that are harmful to love apple plants , increase the risk of infestations . To optimize garden success , it ’s good to plant broccoli at a distance from tomatoes . By doing so , you ensure that both flora have ample accession to nutrient and reduce the likeliness of pest - colligate job , foster a more balanced and productive horticulture surroundings .

Kohlrabi

Brassica oleracea gongylodes , though a unparalleled gain to any garden , does n’t pair well with Lycopersicon esculentum . The two contend for essential nutrients , which can stunt growth for both . Additionally , kohlrabi can attract pestilence that are detrimental to tomato plants , make additional challenges . Planting them one by one can palliate these issues . By giving each flora its own space , you reduce rival and give them a better opportunity to thrive . This separation helps ensure that your tomatoes develop strong and tidy , free from the pressures that kohlrabi might otherwise bring out .

Bok Choy

Bok Choy and tomatoes may not seem like rival at first glimpse , but they both involve similar nutrients , head to potential resource battles . Bok Choy can also draw pest that easily spread to tomato plants , complicating your gardening efforts . To maintain a harmonious garden environment , it ’s advisable to plant these two at a distance from each other . This spacial interval helps reduce the risk of nutrient competition and pest plague , ensuring that both plants can grow robustly and produce extravagantly , innocent from the other ’s interference .

Apricot Trees

Apricot Tree , while delightful for their yield , can be troublesome neighbors for tomatoes . The trees ’ roots can contend for soil nutrients , and their canopy can put unwanted ghost , deprive tomatoes of much - needed sunlight . Furthermore , apricot trees can attract sealed pests that may also point tomato plant . For a successful garden , it ’s ideal to plant tomatoes well away from apricot trees . This distance insure that your tomato plant receive sizable brightness level and reduce the competitor for nutrients . By keep them apart , you may savour healthy , thriving tomato works alongside your apricot harvest .

Sunflower

Sunflowers , with their towering top , can dominate tomato plants , depriving them of necessary sunshine . This lack of light can lead to weaker growth and reduced yields . sunflower also compete for filth food , which can further obstruct tomato development . For a more in force garden scheme , ensure that sunflowers and love apple are planted far apart . This breakup allows tomatoes to bask in the sunlight they need and get at the nutrients required for racy growth . By managing their placement cautiously , you may enjoy both sunflowers ’ stunner and a handsome Lycopersicon esculentum harvest home .

Black Walnut Trees

Black walnut tree Tree are notorious for produce juglone , a chemical substance toxic to many plants , include tomatoes . This substance can leach into the filth , causing wilting , yellowing , and even death in tomato flora . Additionally , the refinement ramble by walnut tree trees can limit the sunshine useable to tomatoes , further impacting their growth . To safeguard your garden , plant tomatoes well away from black walnut tree trees . This length assure that they are free from juglone ’s harmful effects and can receive the sunlight they need . With heedful provision , your tomatoes can flourish without the trace of walnut tree trees .

Potatoes