Can you plant broccoli and chives together?

Charts say yes. Nobody has tested broccoli with chives, as far as we could find. The chart entry we found cites no source.

Why we can't give a firm answer

Garden charts recommend it. 1 garden chart entry recommends growing them together. It cites no source. Charts pass on gardening tradition; they are not tests.
List of companion plants (uncited entry) (Wikipedia)

What to plant with broccoli and chives

Good neighbours of both, best tested first.

CabbageWith broccoli: Lures pests awayWith chives: Recommended by garden charts, not tested
TomatoWith broccoli: Recommended by garden charts, not testedWith chives: Fewer pests

How each one was tested, with the evidence

What to keep away from broccoli and chives

BeanWith chives: Garden charts advise against it, not tested
PeaWith chives: 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

1 chart entry: 1 recommend, 0 advise against.

0 cited, 1 uncited.

Research

No papers found on this pair.

Yield trial

No intercropping yield trial.

Untested folklore

Companion plants for both broccoli and chives

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

Plant	With broccoli	With chives
Cabbage	Lures pests awaySame family (Brassicaceae): shares pests and diseasesField trial, 3 studies. Charts: not listed.Evidence for broccoli and cabbage	No trial foundNot tested. Charts: recommend.Evidence for chives and cabbage
Tomato	No trial foundNot tested. Charts: recommend.Evidence for broccoli and tomatoes	Fewer pests and less diseaseField trial, 2 studies. Charts: recommend.Evidence for chives and tomatoes

The evidence, with sources

TraditionGood1 entry

GoodChives helps Broccoli
Chives: helps brassica (broccoli, cabbage, mustard, etc.)
List of companion plants (uncited entry) (Wikipedia)

Plan a bed with broccoli and chives

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

Have you grown broccoli and chives 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.