Tradition
No chart mentions this pair.
Fennel
Foeniculum vulgare
Apiaceae
Pepper
Capsicum annuum
SolanaceaeCan you plant fennel and peppers together?
Yes. Fennel and peppers grow well together. Peppers had less disease next to fennel in a greenhouse or pot trial. That rests on a single study, so treat it as a lead, not a rule.
Why fennel and peppers work together
Less disease. In a greenhouse or pot trial, peppers had less disease next to fennel.
Antimicrobial Terpenes Suppressed the Infection Process of Phytophthora in Fennel-Pepper Intercropping System. (Yang Y · 2022 · Frontiers in plant science)
What to plant with fennel and peppers
No plant in our data is a good neighbour of both fennel and peppers yet.
What to keep away from fennel and peppers
KaleWith peppers: Garden charts advise against it, not tested
Brussels sproutsWith peppers: 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
Research
Good
avoidgood
1 paper found: 1 positive, 0 negative.
disease suppression
auto-classified not reviewed by a person
Yield trial
No intercropping yield trial.
Good neighbours
What happens above and below ground
Each animation illustrates a mechanism a study reported for this pair. Pick a card to focus on it.
Everything at once.
Companion plants for both fennel and peppers
Plants that are good neighbours of each. Biggest harvest gain first; each cell links to the evidence for that pair.
No plant is a good neighbour of both fennel and peppers in our data yet.
The evidence, with sources
- Gooddisease suppressiongreenhouse / pot trialauto-classifiedFennel helps PepperAntimicrobial Terpenes Suppressed the Infection Process of Phytophthora in Fennel-Pepper Intercropping System.Antimicrobial Terpenes Suppressed the Infection Process of Phytophthora in Fennel-Pepper Intercropping System. (Yang Y · 2022 · Frontiers in plant science)Relevance 96% · effect confidence 95%
All neighbours of fennel and of pepper, or every pair at once in the companion planting chart.
Have you grown fennel and peppers 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.