Here is a short list of organizations with excellent information regarding the advantages of native plants to each region.

• Credit Valley Conservation
  www.creditvalleyca.ca
  On this site a guide to Native Plant Nurseries and Seed Suppliers in Ontario is also provided.

• Find Native Plants
  www.findnativeplants.com

• North American Native Plant Society
  www.nanps.org

• Ontario Invasive Plant Council
  www.ontarioinvasiveplants.ca
  Also the list of Native Plant Nurseries is provided on this site.

• Ontario Trees and Shrubs – List of Native Species
  www.ontariotrees.com

• Society for Ecological Restoration (SER)
  www.ser.org

• The Nature Conservancy of Canada
  www.natureconservancy.ca

• The Xerces Society
  www.xerces.org