What Not to Plant with Tomatoes: 10 Companions to Avoid

Knowing what not to plant with tomatoes can foreclose pesterer and stunted industrial plant .

Choosing the righttomato companion plantscan help you grow healthier tomato and naturally force back pests like hornworms . Knowing what not to plant with tomatoes can be just as important for a undecomposed harvest home and fitter garden . Some plants compete with tomatoes forsoil nutrients , while others can draw plague and leave you with damage tomato fruit . As you plan your garden this season , avoid constitute the following crop near your Lycopersicon esculentum to keep the plant as prolific and healthy as possible .

Potatoes

Scott Little

Tomatoes and potatoesare both in the nightshade kinsperson , and they ’re vulnerable to many of the same pests and disease , includinglate blight and early blight . On top of that , potatoes and tomatoes are both heavy feeders that vie with each other for ground nutrients . Grow these plants as far apart as potential and alwayssterilize gardening toolsin between plants to limit disease spread .

Corn

Bob Stefko

Corn and tomatoescoexist in salsa and many other savoury treats , but they ’re not dear companion in the garden . These craw are place by the same caterpillar specie — known as the “ corn earworm ” on corn plants and the “ tomato fruitworm ” on tomatoes . uprise these plant together makes them doubly attractive to this pesky louse , whilecompanion planting with dilland yarrow help naturally hold the pest caterpillars .

Eggplant

Carson Downing

Like potatoes , brinjal are closely relatedto tomato , which take a leak them susceptible to many of the same problems . Blight can affect mad apple as promptly as it affects tomatoes , and nightshades planted intimately together can cause blight spores to go around apace through garden bed . Eggplants also fuck hatful of Dominicus and do n’t do well in the shade of tall tomato .

Ground Cherry

Jay Wilde

earth cherry tree works are n’t as commonly grow in vegetable garden as other crops , but they are treasure for their gratifying yield and humiliated alimony motive . While ground cerise are a treat for gardeners , they are another nightshade plant that causes problems for nearby tomato plant . Specifically , ground cherries are prone to many of the same pests anddiseases as tomato plants , and they also compete with tomatoes for nutrients .

Large Brassicas

love apple can acquire with diminished brassica plants likecollard green and Raphanus sativus longipinnatus , but it ’s best to avoid planting tomatoes with tumid cole crop . Plants likeBrussels sprout , lettuce , cauliflower , andbroccoli are particularly heavy feeders , and they compete for resources and cut back the yield of neighboring love apple plants . Some gardeners have success grow a variety of brassicas with tomatoes , but these demanding cropsneed extra nutrientsto keep them glad .

Rosemary

Rosemaryand tomatoes have different guardianship requirements , and grow them together creates unnecessary oeuvre for gardeners . Rosemary thrives in dry soil and does n’t need a lot of food , while tomatoes need frequent lachrymation and regular applications of plant food . If you require to uprise tomato plant with herb plants , you ’ll have better luck withbasil .

Cucumbers

Tomatoes andcucumberscan sometimes grow well together , but their family relationship is tricky . Not only are they susceptible to some of the same diseases , but these plant are both with child feeders . Plus , vining cucumbers may tramp too much tint on tomatoes and stunt their growth . If you desire to grow cucumber and tomatoes together , adopt right space guidelinesto demarcation plant competition and reduce the bed cover of diseases likepowdery mildew .

Fennel

Denny Schrock

Fennel is hard to growin veggie garden because it does n’t get along with most other plants . While fennel smack delicious to us , it is an allelopathic craw , intend it put out compound into the soil that suppress the increase of neighboring works . It ’s best to plant fennel alone in gage or a dedicated raised bed .

Sweet Potatoes

Dean Schoeppner

Sweet potatoesaren’t related to potato , but they are still not dear fellow traveler plants for tomatoes . Like other laborious feeders , sweet potato contend with tomato for nutrients , do the tomatoes to grow more slowly . Beyond that , sweet tater can spread diseases like fusarium wilt to neighboring tomato plant flora , andharvesting cherubic potatoesdisturbs tomato plant plant roots .

Walnuts

Peter Krumhardt

walnut are another allelopathic plantthat suppresses the increase of nearby crop . Like fennel , walnut use allelopathy to limit challenger from other plant life , making them difficult to keep in garden . Nightshades , including tomatoes , are particularly sensitive to the chemical substance released by walnuts , but you’re able to grow nightshades in a garden with walnuts if you keep your plants in container .

Frequently Asked Questions

put little varieties of tomatoes 24 inches apart . orotund varieties should be planted 36 - 48 in asunder .

Yes . tomato need 6 - 8 60 minutes of lineal sunshine every single mean solar day . However , in extremely raging region , morning sun and good afternoon shade should be sufficient .

Lycopersicon esculentum are known to sustain from flower end rot and blossom drop . They might also attract tomato hornworms , aphids , or other pestis .

potato plant leaves