Companion Plants for Corn
Discover which plants thrive alongside Corn and which ones to keep far away. Strategic companion planting boosts yields, repels pests naturally, and makes the most of your garden space.
Good Companions for Corn
Plant these near your Corn for mutual benefit
Bean
GoodThe Three Sisters — beans fix nitrogen that feeds corn's heavy appetite for nutrients
View Bean growing guideSquash
GoodThree Sisters companion — squash covers the ground, retaining moisture for corn roots
View Squash growing guideSunflower
GoodAttracts pollinators that improve corn set; both thrive in similar sunny conditions
View Sunflower growing guideCucumber
GoodCorn provides partial shade and a trellis for cucumbers to climb
View Cucumber growing guidePlants to Avoid Near Corn
Keep these away from your Corn plants
Tomato
AvoidBoth attract corn earworm/tomato fruitworm; planting together concentrates this devastating pest
View Tomato growing guideCelery
AvoidCelery and corn are said to inhibit each other's growth when planted nearby
View Celery growing guideWhere to Grow Corn With Its Companions
Check your city's planting calendar for Corn and its best companion plants.
Frequently Asked Questions
What grows well with Corn?
Bean: The Three Sisters — beans fix nitrogen that feeds corn's heavy appetite for nutrients. Squash: Three Sisters companion — squash covers the ground, retaining moisture for corn roots. Sunflower: Attracts pollinators that improve corn set; both thrive in similar sunny conditions.
What should you not plant near Corn?
Tomato: Both attract corn earworm/tomato fruitworm; planting together concentrates this devastating pest. Celery: Celery and corn are said to inhibit each other's growth when planted nearby.
What is companion planting for Corn?
Companion planting for Corn means strategically placing plants nearby that offer mutual benefits — such as repelling pests, attracting pollinators, or improving soil conditions. Good Corn companions include Bean, Squash, Sunflower. Avoid planting Corn near Tomato or Celery.