| The Alpine Garden | http://www.thealpinegarden.com |
| American Primrose Society | http://www.americanprimrosesociety.org/ |
| American Horticultural Society | http://www.ahs.org |
| Gardening UK | http://www.gardening-uk.com |
| Garden Links (Directory for UK Gardening and Gardens) | http://www.gardenlinks.co.uk |
| The National Auricula and Primula society | http://www.auriculaandprimula.org.uk |
| Flower Basket | http://www.flowerbasket.fr |
| International Primula Discussion Group | http://groups.yahoo.com/group/primulas |
| The Hartley Botanic | http://www.hartley-botanic.co.uk |
| Lissy and Elmer Aagesen | http://www.aagesenshave.dk/ |
| Primula world - A visual reference for the genus primula | http://www.primulaworld.com/ |
| The national auricula and primula society - southern section | http://southernauriculaprimula.org/ |
| Danish Primula Club | http://primulaklub.dk/ |
| Danish Alpine Group | http://www.agsdanmark.dk/links |
| Swedish gardening society | http://www.tradgardsamatorerna.nu/lnk_plantskolor.php |
