← Read

Local, seasonal, and NZ-grown: the case beyond food miles

Food miles are the weakest argument for eating locally. Here are the stronger ones.

Oliver de Groot, Organic Matters

5 min read · 12 August 2026

Transport is usually a small share of a food's total footprint — how it was grown matters far more than how far it travelled. So if you're eating locally purely for carbon reasons, buy the local and low-input option, not just the local one.

The better arguments for local are these: Freshness and nutrition: water-soluble vitamins degrade from the moment of harvest, so a vegetable picked yesterday genuinely differs from one picked three weeks ago. Seasonality: eating what's actually in season here means less heated glasshouse production and less long-term storage. Money that stays: a dollar spent at a farm gate or through a local hub recirculates in that community many times over, instead of leaving it once.

Food security is the argument that has grown loudest since 2020. Aotearoa exports the large majority of what it grows and imports a surprising share of what it eats, including much of our processed food and nearly all our fertiliser inputs. Cyclone Gabrielle showed how quickly regional food distribution can break. A dense network of small and mid-sized producers selling into their own region is not nostalgia — it is redundancy in the system.

Knowing who grew it is the argument that underpins Organic Matters. When you can see the grower's name, their certification number, their practices and their face, the accountability loop closes. That is worth more than any label.