Some plant are not think to be neighbor . Whether it ’s battling for sunshine , hog nutrient , or sending out allelopathic chemicals , certain combinations conduct to unhappy , unhealthy gardens . These engagement can also attract unwanted pest and diseases . In some guinea pig , pathetic pairing can even deflower crop tone . understand what not to plant together is as lively as know right companions . Here are 21 plant pairings you should avoid !
1. Tomatoes and Corn
corn whisky and tomato plant are both heavy feeders . They ’ll quick deplete stain nutrient , especially nitrogen , ca-ca it unvoiced for either to prosper . Tomato hornworms and corn earworms are also draw in to both , doubling your blighter trouble . Their development habits can shade each other out , lowering yields . It ’s better to space them far apart in different garden zones .
2. Carrots and Dill
dill weed can stunt cultivated carrot increase and even alter its flavour . These two compete for root space and attract alike pests . Dill can also run off betimes , spread ejaculate that overcome young carrots . Aphids and cultivated carrot flies are common issues when grown side by side . Separate them to give each the infinite they need .
3. Beans and Onions
dome and onion inhibit each other ’s growth . Allium cepa can stunt beans by releasing compound that cut off their root systems . bean prefer a more inert environment , while Allium cepa prefer richer soils . Mixing them cause stunted roots and poor seedcase yield . Instead , plant onion plant with carrots or kale .
4. Cabbage and Grapes
Cabbage releases meaning that step in with grapevine roots , potentially reducing yield and vine health . They also draw cabbage moths and whiteflies that can damage grapeshot leaves . The cabbage ’s wide parting can block light from reaching lower grapevine foliage . For healthier vines , develop scratch in a removed dapple .
5. Potatoes and Tomatoes
Both nightshades are vulnerable to the same pest and diseases , especially plague . Keeping them aside limits their gap . Their roots also vie heavily for potassium and morning star . constitute them together stresses the soil and the industrial plant . circumvolve them yearly and never get them in the same bed back - to - back .
6. Cucumbers and Aromatic Herbs
Potent herbs like sage or basil can stunt cucumber increment by competing for space and altering nearby soil chemistry . These herbs can also affect the cucumber ’s flowering cycle . Cucumbers want reproducible moisture , while herbs prefer ironical conditions . Their difference produce stress for both . examine pair cucumbers with bean or marigolds rather .
7. Lettuce and Broccoli
Broccoli is a nutrient hog , while lettuce is a light feeder . The broccoli often leaves little behind for lettuce to thrive . Lettuce may bolt early due to crowd . aphid and whitefly from the broccoli can attack tender lettuce . prefer companion like radishes or carrots for your lucre .
8. Peppers and Fennel
Fennel is a hump allelopathic plant . It can slow pepper growth and impress fruit production . Fennel ’s ascendent secretions commute dirt chemistry , which stress capsicum pepper plant . It can also block sunlight if pass on to produce tall . Fennel does best in its isolated bottom .
9. Beans and Peppers
Though they seem like a innate pair , they often contend for K , lead to scrawny growth in both . Beans can also spread fungal diseases that affect capsicum pepper plant plants . Peppers need warm , steady soil while beans prefer cool head start . The contest lead to a poor crop for both . Better partners for beans include cucumbers and corn .
10. Strawberries and Cabbage Family Plants
Cabbage family plants attract pests like slugs and aphid , which also love strawberries , making this jazz band risky . The dough ’s large leaf can also shade out strawberry blossoms . hemangioma simplex like firm wet , while brassicas dry the soil fast . You ’ll get full fruit yield with Allium schoenoprasum or spinach nearby . Keep hemangioma simplex freestanding to invalidate unnecessary plague press .
11. Onions and Peas
Peas dislike the sulphur compounds onion plant release . This can inhibit pea growth and yield . onion flourish in full sun , while pea like partial shade in red-hot zones . Their root systems also contravene in impenetrable soil . Pair peas with carrots or beans instead of alliums .
12. Sunflowers and Potatoes
Sunflowers transude chemical substance that can stamp down potato development and make them more disease - prone . Their cryptic roots may also step in with shallow white potato vine tubers . Sunflowers attract pests that like Irish potato leafage , such as leafhopper . The competition for water is vivid in ironical condition . It ’s best to plant sunflowers in border far from tuber crops .
13. Asparagus and Garlic
Both are heavy feeders and do n’t deal nutrients well . Garlic can overwhelm asparagus roots . The ontogenesis cycles do n’t check ; garlic needs evenfall planting , edible asparagus thrives in saltation . Asparagus crowns need undisturbed space , which garlic can interpose with . Try space them several feet aside for best termination .
14. Radishes and Hyssop
Hyssop can overshadow radishes and intervene with their ascendent growth . Plus , they pull different worm eccentric . Hyssop ’s inviolable aroma can also affect radish flavour . Radishes develop fast and shallow , while Hyssopus officinalis develop a bushy root arrangement . These two are best kept in dissimilar garden sections .
15. Eggplant and Fennel
Fennel ’s allelopathic trait fall upon again , make it a short fellow traveler for eggplants . Eggplants require steady warmth and moisture , while fennel farm speedily and drains resources . Fennel can draw in aphid that transfer well to eggplants ; alternatively , works eggplants with bean or marigolds .
16. Melons and Potatoes
These two urban sprawl and fight for earth blank space . Their roots can easy get entangle , leading to disease spread . melon involve lots of Sunday , and potato leaf can cast too much shade . They ’re both high - water system crops , creating pie-eyed conditions that appeal rot . Use treillage for melons and plant Solanum tuberosum far from vining crops .
17. Kale and Strawberries
Kale can dominate soil nutrients , while strawberries prefer calmer neighbors . pest also double when they ’re planted together . Kale ’s tall structure can shade off strawberry too much . This results in few blooms and smaller yield . pick out lighter feeder like lettuce or thyme with strawberries .
18. Tomatoes and Cauliflower
Cauliflower can blank out sunlight and hogg weewee , leave behind tomato plants stressed and fruitless . Cauliflower ’s dense growth can also ensnare humidness , increasing fungal hazard . Lycopersicon esculentum tooth root do n’t like the compacted soil cauliflower prefers . You ’ll maturate better by keep them apart . Try St. Basil or onion with tomatoes rather .
19. Zucchini and Pumpkins
They ’re space - athirst vines and can quickly choke each other out , moderate to poor fruit development . Their vines get tangled , making it hard to harvest . They also draw in similar pests like crush bugs and vine borers . grouchy - pollenation can alter yield character . arise only one case per bed to keep off topsy-turvydom .
20. Turnips and Mustard Greens
table mustard greens attract flea beetles , which will scourge supply ship white turnip leafage , too . They both mature cursorily , causing crowd . Turnips need steady wet , while mustard greens can dry the soil . The overlap pest pressure keep down take . It ’s better to jump these in different time of year .
21. Beans and Beets
Beets release compounds that can reduce attic germination and growth . They ’re substantially planted far aside . attic prepare nitrogen , which Beta vulgaris do n’t need in excess . The beets ’ root enlargement can intervene with bean root systems . Use raised bed to separate them if both are uprise .
Bonus Tips to Avoid Plant Conflicts
Even with a great plant lean , the real magic go on in the provision and upkeep . These tips assist ensure your plant stay well-chosen and productive and your garden stays emphasis - spare all season . void overcrowding by following seed packet spacing guideline . Use mulch to reduce competition and hold moisture . Label your beds to track what was plant where each season .
Plan Before You Plant
Use a garden layout or planting guide to represent where each crop goes . The sun , piss , and soil grouping must trim competitor and stress . Take notes on what worked well from season to season . Consider height ; tall plant can shade shorter crops . well-informed grouping promote better pollenation and few cuss problem .
More brilliant Pairing, Healthier Plants!
Tokeep your garden thriving , avoid these plant combinations . Opt for companion plants that support rather than sabotage each other . A well - design garden means respectable harvest and few vexation ! Make harvest rotary motion a habit . With deliberate provision , your garden will reward you season after season .
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