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paeonia peony punkodirozsa pivoines pfingstrosen pivonia |
Carsten Burkhardt's Web Project Paeonia - Regional Themes |
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Hardiness zones |
Quelle: Roloff, Bärtels, Gartenflora Bd.1, Stuttgart, Ulmer 1996 |
Hardiness zones worldwide from Pacific Bulb Society. |
Europe: Swedish Fuchsia Society's Home Page... http://www2.dicom.se/fuchsias/eurozoner.html |
Russia: http://www.mobot.org/MOBOT/Research/russia/climatic.shtml |
online services: gardenweb.com: http://www.uk.gardenweb.com/forums/zones/hze.html |
USA: The United Staes National Arboretum: http://www.usna.usda.gov/Hardzone/ushzmap.html |