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Tomatoes are a preferred in home garden because they ’re tasty , fat , and heavy for eating invigorated or preserving . However , when growing tomato , it ’s important to know that some plants can enhance their growth and increase your harvest , while others can cause problems by vie for nutrients or bringing disease into your garden .

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Choosing the faulty works to grow next to tomatoes can really bear upon your final result . Here are 12 plants you should avoid planting near them at all costs .
Peppers
While peppers are a fantastic summer harvest , they should not be planted next to tomatoes . Tomato hornworms , which target nightshade plant life , can severely damage the leave and yield of both crop . This pest is attracted to the foliation of both plants , so planting them together risks both support from an infestation .
Additionally , tomatoes and Madagascar pepper are both vulnerable to blight , which can build up up in the soil .
Brussels Sprouts
Tomatoes will struggle if planted near Brussels shoot because the sprouts use up most of the nitrogen in the grunge . This leaves the tomato with only the leftovers , lead to scrawny emergence .
Broccoli
Lycopersicon esculentum and broccoli both demand a peck of nutrients and will compete for them in the stain . Since both are heavy feeders , planting them separately is the best way to assure they both flourish .
Dill
Dill ’s bright yellow efflorescence draw in parasitoid wasps , nature ’s own plague ascendance , which feast on common garden plague and melt off the need for insecticides . While most herbs pair well with tomatoes , dillis an elision . Whendillgoes to sow , it depletes the soil of nutrient essential for Lycopersicon esculentum , lead to stunted growth and lower lineament yield .
Rosemary
While growing them together is potential , rosemary will finally outcompete tomatoes for of the essence grunge nutrients . These two plants also necessitate different types of soil and growing conditions . Rosemary thrives in liberal , alkaline soil and requires full Lord’s Day exposure , spend a penny it a challenging companion for Lycopersicon esculentum .
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Cabbage
Cabbage thrives in well - debilitate , nutritious - rich soil , but when planted near tomatoes , it can stunt their growth by competing for the same nutrients . Both cabbage and tomatoes are heavy feeders and necessitate plenty of nutrients to wave . tomato usually suffer the most by failing to produce bud , conduce to no fruit and a pointless harvest .
Walnuts
Planting tomatoes near a walnut Sir Herbert Beerbohm Tree can negatively impact your harvest . walnut tree Sir Herbert Beerbohm Tree release chemical into the ground that can stunt the growth of nearby industrial plant , including tomatoes .
Eggplants
aubergine is a dark , glossy purple vegetable that grows on branches of a plant that can reach several feet high . Similar to Lycopersicon esculentum , eggplant is a nightshade that thrives in warm grunge .
However , their standardized genetic science make them vulnerable to the same pests and disease . They also both require high amount of potassium and phosphorus , leading to competition if the soil is not prolific enough .
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Cauliflower
Cauliflower is another genus Brassica to annul institute near tomatoes . Both works are overweight self-feeder and compete for soil nutrients . If planted closely together , this contention can take to smaller , less healthy plants .
Kale
Tomatoes can grow quite great and use up many food , which can cause moolah to stomach due to a deficiency of useable nutrients .
Sweet Corn
Corn and tomatoes both attract the same pests . Planting them together can make your craw a target area for these pests , extend to more extensive damage .
Potatoes
Potatoes and tomato are both extremely susceptible to early and late blight , and set them together can head to hybrid - contamination . Keeping them aside serve forbid blight from take hold in your garden .
Fennel
Fennel secretes a substance from its roots that inhibits the ontogeny of nearby plants , including tomato . This is a figure of allelopathy , where the chemical released can cause other industrial plant to beetle off , ruin their flavor , stunt their increase , or even kill them altogether .
Cucumbers
There ’s nothing more refreshing than a coolheaded , crispcucumberstraight from the garden . Cucumis sativus are easy to grow and thrive in warm , well - drained grime . However , both cucumber and tomatoes are susceptible to the same diseases , which can spread from one craw to the other .
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