Appendix 4- Plants Excluded from the United States Greenhouse Certification Program (USGCP) for Export to Canada

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  • Abies spp.
  • Acer spp.
  • Aesculus spp.
  • Ajania spp.
  • Allium spp.
  • Arbutus spp.
  • Arctostaphylos spp.
  • Berberis spp.
  • Capiscum spp.
  • Castanea spp.
  • Chaenomeles spp.
  • Chrysanthemum spp.Footnote1
  • Corylus spp.
  • Crataegus spp.
  • Cydonia spp.
  • Dendranthema spp.Footnote1
  • Elodea densa
  • Gaylussacia spp.
  • Heteromeles spp.
  • Hydrilla verticillata
  • Juniperus spp.
  • Larix spp.
  • Leucanthemum spp.Footnote1
  • Lithocarpus spp.
  • Lycopersicon spp.
  • Mahonia spp.
  • Mahoberberis spp.
  • Malus spp.
  • Myriophyllum spp.
  • Nicotiania tabacum
  • Nippoanthemum spp.Footnote1
  • Picea spp.
  • Pinus spp.
  • Prunus spp.
  • Pseudotsuga spp.
  • Pyrus spp.
  • Quercus spp.
  • Rhamnus spp.
  • Rhododendron spp.Footnote2
  • Rhus spp.
  • Rubus spp.
  • Sequoia spp.
  • Solanum spp.
  • Trapa spp.
  • Trientalis spp.
  • Ulmus spp.
  • Umbellularia spp.
  • Vaccinium spp.
  • Viburnum spp.
  • Vitis spp.
  • Zelkova spp.

Note: Genera and species listed above are prohibited entry into Canada, or are subject to specific phytosanitary certification requirements.

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