Companion Planting

Are you design on companion planting your tomatoes this season , but are n’t sure which implant to avoid ? There are several plants that can compete with love apple for nutrients or attract unwished diseases into your garden . In this clause , horticulture expert Melissa Strauss shares the plants you should avoid growing near your tomatoes this season .

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plants to avoid planting with tomatoes

Tomatoes are one of the most common vegetables for home gardeners to develop . There aremany different types of tomatoesand while most can grow just fine by themselves in the garden , many tomato do much well when planted with a different type of neighboring plant . This process is known as comrade planting .

Tomatoes have many great companionsin the garden that can help with pollenation , yield production , and even sample . But with the good also comes the bad .

Several types of plants should never be planted near your tomato . implant with poor fellow traveller plants will increase the risk of pest infestation , diseases , and alimentary contest . permit ’s take a deeper look at the plants you should seek to avoid planting near your Lycopersicon esculentum this season .

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How Companion Planting Works

Also known as intercropping or interplanting , companion planting partners plant together that will have beneficial effects on one another .

Historically , companion planting was based mostly on folklore and trial and error , with short knowledge of which plants are scientifically compatible or incompatible . There is a caboodle to be enjoin about simply get it on what works and what does n’t base on watching .

However , we now have scientific resources to become to , and relevant information about how and why specific plants regard one another , which save a lot of time .

Top view, close-up of growing broccoli in a sunny garden. The plant has large, dark green, smooth leaves with frilled edges. The plant produces large, dense clusters of small, densely packed green-colored flower buds that are harvested as the edible part.

Ideally , fellow planting allow for benefits for both , or all plant involve . Plants that are mutually beneficial to each other are the best companion , although there are social occasion when an decorative industrial plant can be placed with edibles to no benefit of its own , except that it increase pollination for the edibles .

The video below explains a bit more about the skill behind fellow traveler plants .

Now that you have a better understanding of how familiar planting works and the skill behind it , get ’s take a look at some of the plants you should avoid planting near your love apple !

Close-up of a growing Brussels sprouts plant in a sunny garden. The plant has large, dark green, similar to kale. They grow small, round, compact sprouts that are green in color and resemble miniature cabbages. The sprouts grow in groups along the length of a tall, thick stem, and the leaves emerge from the stem in a rosette shape.

Broccoli

This union has a greater negative shock on Brassica oleracea italica than on your tomatoes , but it ’s still good to know if you design to institute both of these vegetable .

Broccoli and tomato are both heavy feeder , and while tomatoes might come out on top in this competition , it will be good for both , in the long trial , to keep them separate .

Brassicas ( of which broccoli is a member ) and nightshades ( tomato fits into this group ) typically do not boom together . They both require a lot of nutrients and will contend , leaving one or both harvest search and tasting subpar . For best results , give these two vegetables at least 3 feet of space from one another .

Top view, close-up of a growing cabbage in a sunny vegetable garden. The cabbage has large, round leaves that grow into a compact, round head. Leaves are blue-green.

If you want to make it comfortable on yourself , pick an alone dissimilar flora to match with broccoliin the garden .

Brussels Sprouts

Brussels sprout are Brassica as well , sothey are not compatible with tomatoes . Tomatoes will digest from this union with scrubby outgrowth as brussels bourgeon hog all of the nitrogen in the soil leaving love apple to languish on their leftovers .

To give tomatoes the best chance , keep these two vegetables in separate beds . Both involve full sun , plenty of water , and N - heavy fertilizer .

Cabbage

Cabbage is another member of the brassica family of vegetables , which stand for they do n’t mix with tomatoes and will bottle up the tomato ’ growth . dinero and tomatoes together mean modest fruits and decreased output .

shekels also call for a lot of nutrients . They are leaden feeders , and so are Lycopersicon esculentum . In this relationship , the tomato seldom come through the struggle over nutrient . These two simply do not mix in . Cabbage has a long lean of friendly fellow traveler , so you are unspoilt off choosing another flora .

Cauliflower

Tomatoes and cauliflowerdo not make in force neighborsas well , and for the same reason . Cauliflower is a genus Brassica , and they will contend for nutrients , leaving both veg with lacklustre yield .

It might be tempting to see if Brassica oleracea botrytis helps hold in the wet to protect tomato plant roots , but the reality is that neither plant will do good from this union .

well to pair either plant with bean ! bean help oneself make nitrogen in the soil more available to other plant and have a vining wont , making this couple a good space saver .

Top view, close-up of a growing cauliflower in the garden. Cauliflower has large green leaves similar to those of broccoli and white cabbage and an edible compact dense head of undeveloped creamy white flower buds.

Corn

Tomatoes and clavus are inadequate companionsbecause they share a very destructive , common pest . Heliothus zeais the larvae of thecorn earworm , a moth that goes by the scientific nameHelicoverpa zea .

This worm goes by another common name , Tomato Fruitworm . This pestis specifically attacks the fruit of the works and will render every fruit they touch inedible .

Because these plants share a coarse pestilence that is recognise to be highly destructive , it is good to institute them apart . Once the pests move in , they will have no reasonableness to leave if there is plenty of food for their offspring and could cease up decimating both crops .

Close-up of growing corn plants in a sunny garden. The plant is tall, has long, narrow, lobed leaves with a midrib running down the center of the leaf. They are arranged alternately on the stem and have a characteristic pattern of parallel veins. The corn fruit is the edible part of the plant and is elongated and tapers at one end. Corn kernels are bright yellow in color and are arranged in rows on the cob.

Dill

Most herbs produce very well with tomatoes , but dill weed is an queer plant life out in that category . When Anethum graveolens is young , it can have good effect on tomatoes . For instance , aphids find dill to be a repellent , and this pairing would profit tomatoes in that way .

deplorably , the pairing would not remain beneficial in the long terminus . Once dill blooming , it stop to be a honest neighbour for tomatoes . When Anethum graveolens pass away to seeded player , it will rob the soil of nutrients that tomatoes need , stunting their growth and quality of fruit .

Eggplant

Eggplants and tomato should technically mould well together , as they are both nightshades and have similar needs . However , they will compete for nutrients , and tomato might not come out on top .

In increase , tomatoes grow much tall than aubergine , and eggplants do n’t care to be kept in the shadowiness .

Eggplants are particularly vulnerable to blight , which place their neighbors in a risky situation . Having these plants stuffy to your tomato will increase the Lycopersicon esculentum plant life ’s vulnerability to blight as well . It ’s best to keep these two apart .

Close-up of a growing dill in the garden. Dill is a herb that has feathery, thin and long blue-green leaves and large umbel-shaped inflorescences with clusters of dozens of individual yellow flowers.

Because they compete for nutrients , flummox with other eggplant companionswhen planning out your garden .

Fennel

Fennelis an interesting plant — and more often than not , you will find it on a list like this ! In most cases , they portray Florence fennel as a ugly associate .

rationality often give way are that it cause other plant life to bolt out , ruins their flavor , inhibits their growth , or even kill plants altogether by secreting a chemical from its etymon that can cause other industrial plant – a var. of allelopathy .

The irony is that fennel is also an unbelievable plant to discontinue tomato fruitworm and Lycopersicon esculentum hornworm , as it often draws in good insects that instantly attack these larvae . Tachinid rainfly / wasps are often brought in by its peak , in special , and these can be an incredible boon in the garden ! It ’s also a larval works for butterfly and a generally great pollinator flora .

Close-up of ripe eggplants in the garden. The plant is a tall shrub with large, broad, slightly lobed leaves that are green in color and slightly hairy. The eggplant fruit has an elongated, slightly pear-shaped shape with a smooth, shiny purple skin.

Is it actually allelopathic?Well … yes and no . Yes , it is allelopathic , although most often , that ’s towards certain kinds of flower or private-enterprise weeds . Most established Lycopersicon esculentum do n’t have a job with them , and many of the other concerns only implement to leaf scratch or other green leafy plants .

But if you are occupy and have hear repulsion stories about planting Florence fennel in your garden , you may want to plant them in a nearby container or grow bagful rather .

Hot Peppers

red-hot peppers and tomatoes may work well together in salsa , but when it issue forth to garden beds , they should be kept asunder . Both are vulnerable to blight , which can build up in the grime , so keeping these out of each other ’s space is a adept idea , long - terminal figure .

These plants also share a vulgar garden pest . The Lycopersicon esculentum hornworm ( Manduca quinquemaculata ) is fond of the leafage of both flora , so put them together mean that both crop are pretend if these guys show up .

This does n’t imply peppers ca n’t be good companions in the garden . There are justother plants that mate better with peppersin your garden bed .

Close-up of a Fennel growing in rows in a garden. The plant has bright green, feathery, fern-like leaves that grow in a rosette at the base of the plant. The plant forms a bulbous white structure at the base.

Kale

Typically , kale and nightshades make good familiar . Kale and eggplant are friends , and peppers put to work well with cabbage , also . tomato , however , tend to grow quite large and so they expend up a wad of nutrients . This causes kale to suffer .

This is not a toilsome and fast rule . The two can grow together if they have the good nutrient supply . If you decide to set kale with your tomatoes , make certain to give them plenty of nitrogen - rich fertilizer .

As with other plants on this inclination , kale has plenty ofdifferent plants that make far good companionsin the garden .

Close-up of ripe hot peppers on a bush in the garden. The plant has green, slightly glossy leaves, slightly elongated with a pointed tip. The fruits are small, narrow, oblong, dark red in color, with pointed tips.

Kohlrabi

Because kohlrabi is a genus Brassica , it immediately becomes another speculative tomato plant neighbour . If you recall , these plant life will contend with tomato industrial plant for food , specially N .

These plant need at least 3 feet of length from each other in the garden and would be better serve by planting in disjoined bed altogether .

Potatoes

Because potatoes are nightshades , they will compete with tomatoes for nutrients . These two plants will be vulnerable to the same disease , which means that when one is infected , you are potential to lose both .

Another complication of potatoes as fellow traveller hail at harvest home time . Digging up tater can cause injury to tomato roots . Overall , this is not a good couple .

Potatoes have many other companionsthat will not only benefit their growth but can subjectively raise their taste . However , one exception to this linguistic rule is the “ Ketchup And Fries ” grafted works . This is an strange tomato in that it ’s only a Lycopersicon esculentum on top – it ’s grafted onto a white potato flora .

Close-up of Kale growing in a raised bed in a greenhouse. The plant forms a beautiful lush rosette of large, oval, oblong dark green leaves with curly edges.

This Frankenstein - comparable industrial plant ca n’t have both crops harvested at once , however ; you ’ll have to hold back until after you ’ve put up your tomato and they ’ve die back to harvest your spuds .

Walnuts

Walnuts , particularlyblack walnut trees , are often cautioned against by gardener , and there ’s a good reason : juglone . The black walnut tree secretes this naturally - occurring chemical substance through its roots mainly , although it ’s also launch in the walnut hull and , to a lesser extent , in the leaves .

Most of this fall out in the soil around the tree ’s root zona , and as you might guess , a healthy black walnut tree has a fairly goodish beginning zona . Juglone is an allelopathic compound , meaning it can prohibit plant sprouting or make damage to some young plants it makes contact lens with . ( But not all plants – some do n’t even notice it ! )

Some solanaceous plant are super sensitive to the juglone secreted by the tree , so it ’s commend not to implant tomatoes directly underneath a black walnut .

Close-up of a growing Kohlrabi in a sunny garden. The plant has blue-green, thick and crisp leaves that grow from the stem, and the stem itself is convex and round with a slightly flattened top. The stem is pale green.

If you have nowhere else to plant other than directly under the walnut Sir Herbert Beerbohm Tree , use a raised seam and pluck out any Kingston-upon Hull or leaves that drop into your bed . However , tomatoes like full sunshine , so planting them directly under a Sir Herbert Beerbohm Tree may not be your best stakes !

Juglone does not stay in the soil . It has a comparatively brusque half - spirit in the soil and any hull , leaves , or chipped wood . If the plant materials are finely chipped , hot - composted , and then aged for up to six months before use , there will be no more juglone in the remaining composted cloth , and it ’ll be safe for garden use .

But if you do n’t have a reliable blistering composting scheme , it ’s believably near to keep your tomato plant away from both the compost and the Sir Herbert Beerbohm Tree .

Close-up of dug up potato tubers on the soil in the garden, against the backdrop of growing potato bushes. The tubers are oval in shape, covered with a thin, pale brownish-pinkish skin. Potato bushes have large complex leaves, consisting of several oval-shaped, green leaflets.

Final Thoughts

Companion planting can increase your harvest , heighten territory quality , and meliorate the flavor of your comestible plant . tomato benefit from many mating , and in special , tons of herb make wonderful companions for Lycopersicon esculentum . well-chosen planting !

Close-up of walnut branches in a sunny garden. The tree has large compound leaves with many green oval leaflets with pale green veins. The nuts grow in a hard, green, rounded shell that cracks as the nut matures and dries out.