What do we think here by worldwide plant hardiness zone ?
Quite simply it is a path to show how different areas in different countries would be rat under the USDA plant life hardiness zone rating scheme .
When nurseryman lecture about whether a plant will “ survive ” in their garden , they ’re often referring to hardiness — a plant ’s ability to resist the moth-eaten temperature of their part .
For decades , American gardeners have bank on the USDAPlant Hardiness ZoneMap as their guide , but what about gardener in the UK , Australia , or Germany ? How do their growing conditions translate to this general standard ?
In this comprehensive guidebook , I ’ve roll up equivalent USDA hardiness geographical zone ratings for neighborhood across nine countries : the United Kingdom , Canada , Australia , New Zealand , Germany , Netherlands , France , Belgium , and India .
Whether you ’re relocate internationally , ordering plant from overseas catalogs , or just trying to make good sense of gardening advice from dissimilar piece of the world , these conversion board will help you navigate the global language of plant hardiness .
For instance , you may use these equivalents to to take advantage ofcomprehensive vegetable gardening guides and calendars , which are organised by US and UK hardiness zones .
What Are USDA Hardiness Zones?
The USDA Plant Hardiness Zone organization part regions into zone establish on their average yearly minimum winter temperature .
Each zona differ by 10 ° F , with submarine - zone ‘ a ’ and ‘ b ’ representing 5 ° F increments . For example , Zone 8a experiences minimal temperatures between 15 - 20 ° F ( -9.4 to -6.7 ° C ) , while Zone 8b ranges from 20 - 25 ° F ( -6.7 to -3.9 ° C ) .
When a plant life catalog or label articulate “ Hardy to Zone 7 , ” this means the industrial plant can typically survive winter temperatures as low-down as 0 - 10 ° F ( -17.8 to -12.2 ° C ) . Knowing your zone helps you select works with the best chance of surviving your wintertime condition .
Global Plant Hardiness Zones: How to Use These Tables
These tabular array dish up as a starting point — a translation tool for gardeners to communicate across border . With this cognition , you could more confidently explore the world of plant , bonk how to interpret hardiness selective information regardless of its country of origin .
Lets start with the contingent of the relevant temperatures in each of the USDA Hardiness Zones
USDA Plant Hardiness Zones: Average Annual Minimum Winter Temperatures
Here are the average one-year minimum wintertime temperature for each USDA hardinesszone , include the sub - zones ( a , b ):
These temperatures represent the mean annual minimal wintertime temperatures that define each zone , which is a key factor in settle plant survival during cold weather .
Here are the geographical zone equivalent for the various regions in the featured country
United Kingdom
Canada
Australia
New Zealand
Germany
Netherlands
France
Belgium
India
Note : These equivalent are estimate as microclimates , elevation change , and urban passion island can produce significant local variation in all area .
Martin Cole has been an esurient plant devotee and gardener for more than 20 years and love to talk and write about gardening . In 2006 he was a finalist in the BBC Gardener of the Year competition . He is a appendage of the National dahlia Society .
He antecedently lived in London and Sydney , Australia , where he took a sheepskin course of action in Horticultural studies and is now based in North Berwick in Scotland . He found GardeningStepbyStep.com in 2012 . The website is aimed at everybody who loves works or has been prick by the horticulture bug and wants to know more .
garden Step by Step has beencited by Thompson and Morgan , the UK ’s great ring mail ordering plant retailer , as a website that publishes expert gardening content .
