Eggplant

Eggplant

Solanum melongena
Solanaceae

Companion plants for eggplant

The best companion plants for eggplant are garlic, cilantro, tomatoes, beans and cabbage. None of the plants we track is a clear bad neighbour. Of the 12 plants we have data on, 11 are good neighbours, 0 are bad ones and 0 are contested. 8 of these verdicts rest on field trials or research papers; the rest come from traditional companion-planting charts.

Neighbours of eggplant at a glance

Inner rings are backed by trials or papers, outer rings by charts only. Pick a plant to see its sources.

The interactive map needs JavaScript. Every plant on it is listed below with its evidence.

Good companion plants for eggplant

Biggest harvest gain first, then the plants tested without a yield count. Each row links to the full evidence for the pair.

PlantWhat trials found with eggplantTested byGarden charts
Cilantro Fewer pests67% more harvest from the same space Field trial2 studies Not listed
Cabbage 54% more harvest from the same space Field trial1 study Not listed
Garlic Fewer pests and better soil and nutrient uptake25% more harvest from the same space Field trial3 studies Not listed
Lettuce 16% more harvest from the same space Field trial1 study Not listed
Bean 13% more harvest from the same space Field trial1 study Recommend
Tomato 12% more harvest from the same spaceSame family (Solanaceae): shares pests and diseases Field trial2 studies Recommend
Basil Draws in pest-eating insects Greenhouse or pot trial1 study Not listed
Mint Fewer pests Field trial1 study Not listed

Harvest from the same space compares a bed with both crops against the same area split into single-crop beds, counting the harvest of both crops (the land equivalent ratio in yield trials).

Recommended by garden charts, not tested yet

We found no trial or paper on these pairs with eggplant. They may still work; nobody has measured it.

PepperRadishThyme

What not to plant with eggplant

No plant in our data is a clear bad neighbour for eggplant.

Relatives that share pests and diseases

PlantWhat trials found with eggplantTested byGarden charts
Potato No trial foundSame family (Solanaceae): shares pests and diseases Not tested Not listed

Sources

11 sources behind the verdicts on this page. 6 chart entries cite no source and are marked as tradition only.

Show all 11 sources
Crop Rotation in the Vegetable Garden (Steil · 2025 · Iowa State University Extension and Outreach, Yard and Garden)
Plan a bed with eggplant

Same family (Solanaceae): Tomato, Potato, Pepper.

What grows well with your eggplant?

Share what worked next to your eggplant and what did not, or ask other growers a question. Reader notes are not checked by us and do not change the verdicts on this page.