Can you plant cabbage and rosemary together?

Charts say yes. Nobody has tested cabbage with rosemary, as far as we could find.

Why we can't give a firm answer

Garden charts recommend it. 2 garden chart entries recommend growing them together. Charts pass on gardening tradition; they are not tests.
Companion Plants (Alabama Cooperative Extension System)

What to plant with cabbage and rosemary

Good neighbours of both, best tested first.

CarrotWith cabbage: 19% more harvestWith rosemary: Recommended by garden charts, not tested
ThymeWith cabbage: Bigger combined harvestWith rosemary: Recommended by garden charts, not tested
SageWith cabbage: Recommended by garden chartsWith rosemary: Recommended by garden charts, not tested

How each one was tested, with the evidence

What to keep away from cabbage and rosemary

TomatoWith rosemary: Garden charts advise against it, not tested

The evidence in detail

For readers who want to dig in: every chart entry, study and yield trial behind the answer above, with the numbers.

Tradition, research and yield trials

Tradition

Good

avoidgood

2 chart entries: 2 recommend, 0 advise against.

All entries cite a source.

Research

No papers found on this pair.

Yield trial

No intercropping yield trial.

Untested folklore

Companion plants for both cabbage and rosemary

Plants that are good neighbours of each. Biggest harvest gain first; each cell links to the evidence for that pair.

Plant	With cabbage	With rosemary
Carrot	19% more harvest from the same spaceField trial, 1 study. Charts: not listed.Evidence for cabbage and carrots	No trial foundNot tested. Charts: recommend.Evidence for rosemary and carrots
Thyme	Bigger combined harvestField trial, 1 study. Charts: recommend.Evidence for cabbage and thyme	No trial foundSame family (Lamiaceae): shares pests and diseasesNot tested. Charts: recommend.Evidence for rosemary and thyme
Sage	No effect on harvestField trial, 1 study. Charts: recommend.Evidence for cabbage and sage	No trial foundSame family (Lamiaceae): shares pests and diseasesNot tested. Charts: recommend.Evidence for rosemary and sage

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).

The evidence, with sources

TraditionGood2 entries

GoodRosemary helps Cabbage
Cabbage: helped by rosemary
Companion Plants (Alabama Cooperative Extension System)
GoodRosemary helps Cabbage
Rosemary: helps Cabbage
Companion Plants (Alabama Cooperative Extension System)

Plan a bed with cabbage and rosemary

All neighbours of cabbage and of rosemary, or every pair at once in the companion planting chart.

Have you grown cabbage and rosemary together?

Tell other gardeners what happened: spacing, pests, harvest, or ask a question. Reader notes are not checked by us and do not change the verdicts on this page.