Turnip

Turnip

Brassica rapa subsp. rapa
Brassicaceae

Companion plants for turnips

The best companion plants for turnips are broccoli, peas, peppers and basil. None of the plants we track is a clear bad neighbour. Of the 11 plants we have data on, 4 are good neighbours, 0 are bad ones and 2 are contested. 6 of these verdicts rest on field trials or research papers; the rest come from traditional companion-planting charts.

Neighbours of turnips 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 turnips

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 turnipsTested byGarden charts
Broccoli No effect on pestsSame family (Brassicaceae): shares pests and diseases Field trial1 study Recommend
Pea Better soil and nutrient uptake Field trial1 study Recommend
Pepper Fewer pests Greenhouse or pot trial1 study Not listed
Basil Bigger combined harvest Field trial1 study Not listed

What not to plant with turnips

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

Relatives that share pests and diseases

PlantWhat trials found with turnipsTested byGarden charts
Cauliflower No trial foundSame family (Brassicaceae): shares pests and diseases Not tested Not listed
Kale No trial foundSame family (Brassicaceae): shares pests and diseases Not tested Not listed
Brussels sprouts No trial foundSame family (Brassicaceae): shares pests and diseases Not tested Not listed
Kohlrabi No trial foundSame family (Brassicaceae): shares pests and diseases Not tested Not listed
Radish No trial foundSame family (Brassicaceae): shares pests and diseases Not tested Not listed

Contested pairings

The sources disagree, or the charts say one thing and the trials another. Open a pair before you plant it.

PlantWhat trials found with turnipsTested byGarden charts
Fava bean Draws in pest-eating insects and better soil and nutrient uptakeMixed results on pests Field trial4 studies Not listed
Cabbage Lures pests awayMixed results on pestsSame family (Brassicaceae): shares pests and diseases Field trial2 studies Not listed

Sources

11 sources behind the verdicts on this page.

Show all 11 sources
Crop Rotation in the Vegetable Garden (Steil · 2025 · Iowa State University Extension and Outreach, Yard and Garden)
Trait-based cropping of brassicaceous plants: Effects on ecosystem services and crop yield (Ruhanen HM · 2023 · Biological control : theory and applications in pest management)
Intercropping of insect-pollinated crops supports a characteristic pollinator assemblage (Järvinen A · 2022 · Agriculture, Ecosystems and Environment.)
Plan a bed with turnips

Same family (Brassicaceae): Cabbage, Broccoli, Cauliflower, Kale, Brussels sprouts, Kohlrabi, Radish.

What grows well with your turnips?

Share what worked next to your turnips 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.