Can you plant dill and lettuce together?

Charts say yes. Nobody has tested dill with lettuce, 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 dill and lettuce

Good neighbours of both, best tested first.

BeanWith dill: Fewer pestsWith lettuce: 48% more harvest
CucumberWith dill: Recommended by garden charts, not testedWith lettuce: 35% more harvest
OnionWith dill: Draws in pest-eating insectsWith lettuce: Recommended by garden charts, not tested
CilantroWith dill: Draws in pest-eating insectsWith lettuce: Recommended by garden charts, not tested

How each one was tested, with the evidence

What to keep away from dill and lettuce

CarrotWith dill: Garden charts advise against it, not tested
CeleryWith lettuce: Garden charts advise against it, not tested
ParsleyWith lettuce: 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 dill and lettuce

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

Plant	With dill	With lettuce
Bean	Fewer pests, better soil and nutrient uptake and bigger combined harvestField trial, 5 studies. Charts: not listed.Evidence for dill and beans	48% more harvest from the same spaceField trial, 2 studies. Charts: recommend.Evidence for lettuce and beans
Cucumber	No trial foundNot tested. Charts: recommend.Evidence for dill and cucumbers	Fewer pests35% more harvest from the same spaceField trial, 5 studies. Charts: recommend.Evidence for lettuce and cucumbers
Onion	Draws in pest-eating insectsField trial, 1 study. Charts: recommend.Evidence for dill and onions	No trial foundNot tested. Charts: recommend.Evidence for lettuce and onions
Cilantro	Draws in pest-eating insectsSame family (Apiaceae): shares pests and diseasesField trial, 1 study. Charts: not listed.Evidence for dill and cilantro	No trial foundNot tested. Charts: recommend.Evidence for lettuce and cilantro

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

GoodDill helps Lettuce
Lettuce: helped by dill
Companion Plants (Alabama Cooperative Extension System)
GoodDill helps Lettuce
Dill: helps lettuce
Companion Plants (Alabama Cooperative Extension System)

Plan a bed with dill and lettuce

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

Have you grown dill and lettuce 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.