‘Like a Treasure Map’: New Tool Points CHB Farmers to More Profitable Crops

Why It Matters

By providing data‑driven crop recommendations, the map helps farmers mitigate risk, unlock higher‑margin produce, and bolster a sector that accounts for roughly a third of the district’s GDP. It also underscores the critical role of water security in expanding high‑value agriculture in New Zealand’s climate‑changing landscape.

Key Takeaways

• Interactive Crop Suitability Map evaluates 16 high‑value crops per address
• Tool integrates climate, soil, yield and economic data for land use decisions
• Assumes water security; highlights need for reliable irrigation in region
• Developed by Central Hawke’s Bay Council at no cost to farmers
• Aims to diversify district’s agriculture, supporting 32% of local GDP

Pulse Analysis

Central Hawke’s Bay has long been a cornerstone of New Zealand’s primary sector, contributing about 32% of the district’s GDP. Yet the region faces mounting pressure from climate variability and the recent contraction of large vegetable‑processing plants owned by McCain and Wattie. Farmers are therefore seeking ways to pivot toward higher‑value, climate‑resilient crops such as kiwifruit, avocados and even truffles. The urgency of water security adds another layer of complexity, as reliable irrigation is a prerequisite for many of these premium commodities.

The newly released Crop Suitability Map addresses this knowledge gap by translating sophisticated GIS and climate models into a user‑friendly web interface. Users simply input their address and receive a colour‑coded rating that reflects long‑term climate trends, soil fertility, projected yields and market profitability. The tool draws on the national science challenges data supermarket and the Central Economic Development Agency’s mapping work, but removes the need for specialized GIS expertise. Because the council funded development with staff time alone, there is no subscription fee, making the resource accessible to both large growers and smallholders.

Beyond immediate farm‑level decisions, the map signals a broader shift toward data‑driven regional planning. By highlighting where water‑secure, high‑margin crops can thrive, the council can better target infrastructure investments, such as irrigation schemes and supply‑chain logistics. Other local bodies are watching closely, seeing the potential to replicate the model in regions with similar soil and climate profiles. As climate change reshapes agricultural frontiers, tools like this map will become essential for sustaining rural economies and ensuring that New Zealand’s export basket remains competitive.