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Companion Planting Guide

Companion Plants for Pepper

Discover which plants thrive alongside Pepper 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 Pepper

Plant these near your Pepper for mutual benefit

Basil

Good

Repels aphids and spider mites; both prefer warm weather and similar watering schedules

View Basil growing guide

Carrot

Good

Deep carrot roots break up soil around pepper plants and don't compete for the same nutrients

View Carrot growing guide

Onion

Good

The strong sulfurous scent of onions confuses aphids and other insects targeting peppers

View Onion growing guide

Tomato

Good

Similar growing needs make them natural companions; together they attract fewer pests than alone

View Tomato growing guide

Marigold

Good

Repels soil pests and nematodes that damage pepper roots; also deters aphids

View Marigold growing guide

Plants to Avoid Near Pepper

Keep these away from your Pepper plants

Fennel

Avoid

Fennel's root secretions inhibit growth of most vegetables including peppers

View Fennel growing guide

Kohlrabi

Avoid

Kohlrabi stunts pepper growth when planted in close proximity

View Kohlrabi growing guide

Where to Grow Pepper With Its Companions

Check your city's planting calendar for Pepper and its best companion plants.

Frequently Asked Questions

What grows well with Pepper?

Basil: Repels aphids and spider mites; both prefer warm weather and similar watering schedules. Carrot: Deep carrot roots break up soil around pepper plants and don't compete for the same nutrients. Onion: The strong sulfurous scent of onions confuses aphids and other insects targeting peppers.

What should you not plant near Pepper?

Fennel: Fennel's root secretions inhibit growth of most vegetables including peppers. Kohlrabi: Kohlrabi stunts pepper growth when planted in close proximity.

What is companion planting for Pepper?

Companion planting for Pepper means strategically placing plants nearby that offer mutual benefits — such as repelling pests, attracting pollinators, or improving soil conditions. Good Pepper companions include Basil, Carrot, Onion. Avoid planting Pepper near Fennel or Kohlrabi.