The International Geraniaceae Group organizes an annual seed exchange that is exclusively available to our Members.

We are now collecting seeds for the 2026 Seed List. Please see here how you can contribute and ensure that they arrive by 30 Sep 2026.

Seed List Archive

IGG Reference Collection

The collection is shared by four curators: Patrice Barboutie, Bernhard Kleeberger, Jan Movitz and Matija Strlič and contains ca. 1000 well-documented collection items, of which the following have so far been shared through the IGG Seed Lists:

Reported Seed Misidentifications

Please report to the Seed List manager if the supplied seeds turn out to be a different species than expected. The following have been reported:

2023 Seed List

3456, AD, labelled as G. christensenianum – is likely G. wilfordii
3779, JAM, labelled as P. oreophilum, is P. hirtum

2021 Seed List

2698, CH, labelled as P. klinghardtense – is P. mollicomum

2020 Seed List
2031, CJ, labelled as P. ceratophyllum – another taxon or a hybrid
2066, DXV, labelled as P. desertorum – is P. xerophyton

2018/2019 Seed List

1210, DXV, labelled P. dasyphyllum MST336 – is dasyphyllum hybrid