About Dahlia
Dahlia supports pollinators, beneficial insects, or pest trapping — best as borders, orchard understorey, or strips between vegetable blocks.
NZ note
Essential beside cucurbits, apples, and berry fruit in NZ food forests.
Good companions
Plants that pair well with Dahlia — tap for their guides. Cited sources appear where research is linked in the matrix.
Avoid planting together
Known poor neighbours — spacing apart or rotating beds reduces shared pest and disease pressure.
No incompatible companions listed — check the full matrix for neutral pairings.
Growing tips
- Mix early and late bloomers for season-long insect habitat.
- Accept some trap-crop damage on nasturtiums and sacrificial flowers.
- Place pollinator strips within 10 m of crops that need insect pollination.
Use the compatibility matrix
Filter to Dahlia to see green (beneficial), red (incompatible), and grey (neutral) for every pair among 162 plants. Desktop: hover cells. Mobile: tap for details.