The Complete Handbook of Kiwis

Chapter 1: Understanding Kiwis

The Botanical and Commercial Reality of Kiwifruit

The kiwifruit you buy or sell is not a single fruit but the commercial name for several species of large, woody vines in the genus Actinidia, native to the hillsides of southern China. The fruit most commonly traded globally is the fuzzy kiwifruit, Actinidia deliciosa, specifically the 'Hayward' cultivar, which has dominated world markets for over fifty years. A second, smooth-skinned and sweeter species, Actinidia chinensis, is the source of the increasingly ubiquitous yellow-fleshed 'Zespri SunGold' variety. Understanding this distinction is not mere botanical trivia; it is the first step to comprehension of the different post-harvest behaviors, storage optima, and market premiums that define the industry.

The kiwifruit vine is a deciduous climber that requires a winter chilling period to break dormancy, followed by a long, frost-free growing season of roughly 230 to 240 days to mature its fruit. The commercial reality is that this restricts primary production to a narrow geographic band, with New Zealand, Italy, Chile, Greece, and China accounting for the vast majority of global supply. This concentration of production in a handful of opposite-hemisphere countries means that the global market is fundamentally a logistics enterprise, one dedicated to moving a highly perishable commodity over vast distances in a controlled atmosphere. As a professional, you are not buying a fruit; you are buying a tightly managed supply chain that begins at a specific cultivar's harvest window and ends at a retail display case,