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Take a look at What's New in our world. (Last update January 20, 2020 )

This site is intended to provide an encyclopaedia of dahlias from all over the world.

It includes aspects of growing and showing,  garden and patio dahlias, classification into shapes and sizes, raising of new dahlias, the history and botany of the dahlia and discussions from all over the world on old and tried as well as new ideas.

It is brought to you by Dave Bates, researcher, author and lecturer on dahlias.

Comments, feedback and contributions would be appreciated.







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What's New

The following is a list of recent additions to our world. Whenever anything changes in our world we'll put a notice here. The most recent changes are listed first, and each item is linked to the page with the updated content.

12/20 January 2020
dwlogo.gif (8261 bytes) Several nursery 2020 lists updated


15 December 2019
dwlogo.gif (8261 bytes) Several nursery 2020 lists updated


4 February 2018

dwlogo.gif (8261 bytes) European Availability lists updated for 2018  

dwlogo.gif (8261 bytes) European Availability Quick list updated for 2018  

1 January 2018
dwlogo.gif (8261 bytes) World directory of dahlias updated (A to M)(N to Z))
1 December 2017
dwlogo.gif (8261 bytes) Dahlia Types and lists updated to reflect new international agreement of 2018.
3 February 2016
dwlogo.gif (8261 bytes) New North American Availability list added
8 March 2013
dwlogo.gif (8261 bytes) New Zealand supplier updated.
6 January 2013
dwlogo.gif (8261 bytes) some Australian and New Zealand lists
7 Feb 2010

dwlogo.gif (8261 bytes) dahlia names, prefices and suffices updated

30 July 2009

dwlogo.gif (8261 bytes) Dahlia Registration Form updated


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dwlogo.gif (8261 bytes)     Last updated: January 20, 2020