New Zealand Soil Classification, 4th edition

Author

A. E. Hewitt and NZSC Working Group

Published

September 26, 2025

New Zealand Soil Classification

4th edition

Manaaki Whenua - Landcare Research New Zealand Ltd

Landcare Research Science Series No. 1

First published as DSIR Land Resources Scientific Report No.19, 1992. Reprinted with corrections as Landcare Research Science Series No. 1, 1998 (2nd edition) and Landcare Research Science Series No. 1, 2010 (3rd edition). This is the 4th edition with further updates and corrections.

© Landcare Research New Zealand Ltd 2025

Welcome!

This is the 4th edition of the New Zealand Soil Classification (NZSC).

Introductory information about the NZSC is available at The New Zealand Soils Portal.