About Nasturtium
Nasturtium supports pollinators, beneficial insects, or pest trapping — best as borders, orchard understorey, or strips between vegetable blocks.
Essential beside cucurbits, apples, and berry fruit in NZ food forests.
Good companions
Plants that pair well with Nasturtium — tap for their guides. Cited sources appear where research is linked in the matrix.
Nasturtiums trap aphids away from tomato vines when grown as a sacrificial border crop.
SquashListed as beneficial in the matrix — open the grid for full context.
Cucumber Trap cropNasturtiums lure aphids and cucumber beetles away from cucumber vines when planted as a border.
RadishListed as beneficial in the matrix — open the grid for full context.
Bean (Bush)Listed as beneficial in the matrix — open the grid for full context.
CabbageListed as beneficial in the matrix — open the grid for full context.
Broccoli Trap cropNasturtiums act as a trap crop for aphids, drawing pests away from brassica heads.
PotatoListed as beneficial in the matrix — open the grid for full context.
Swiss ChardListed as beneficial in the matrix — open the grid for full context.
LuffaListed as beneficial in the matrix — open the grid for full context.
MizunaListed as beneficial in the matrix — open the grid for full context.
YaconListed as beneficial in the matrix — open the grid for full context.
+ 5 more 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 Nasturtium to see green (beneficial), red (incompatible), and grey (neutral) for every pair among 162 plants. Desktop: hover cells. Mobile: tap for details.