Invasive Plants and Plant Ecology

Plant communities are an increasingly important focus of conservation planning in British Columbia. Our work includes the description and classification of plant communities and inventories and management planning for emerging invasive plants.


Giant hogweed in North Vancouver, BC.

Integrated Pest Management (IPM) Plans for Wild Chervil and Lamiastrum in Campbell Valley Regional Park
Development of prescriptive IPMs for wild chervil (Anthriscus sylvestris) and Lamiastrum (Lamiastrum galeobdolon; also known as yellow lamium) for two problematic invasive plants in Campbell Valley Regional Park in south Langley (for Metro Vancouver Regional Parks by Raincoast Applied Ecology, 2009).

French Creek Giant Hogweed Project
Management strategy and website (www.frenchcreekhogweed.ca) to promote management of Giant Hogweed in the French Creek watershed near Parksville on eastern Vancouver Island (by N. Page and P. Lilley, 2009). Download management strategy. Link to website.

Negative native-exotic diversity relationship in oak savannas explained by human influence and climate
Published in Oikos 118 (by P. L. Lilley and M. Vellend, 2009). Download paper.

City of Coquitlam Invasive Plant Management Strategy
Policy framework to guide invasive plant management in the City of Coquitlam (by N. Page and P. Lilley, 2008). Download management strategy.

City of Coquitlam Invasive Plant Inventory and Restoration Guidelines
GIS-based mapping and management guidelines for City of Coquitlam Parks and Recreation (by N. Page and J. Shaben, 2007). Download inventory and guidelines.

Framework for Invasive Plant Management in GVRD Parks
Policy framework to guide invasive plant management in regional parks in Greater Vancouver (prepared for GVRD Parks by Raincoast Applied Ecology, 2006). Download report.

The Biology of Invasive Alien Plants in Canada, Giant Hogweed (Heracleum mantegazzianum)
Published in the Canadian Journal of Plant Science 86 (by N.A. Page, R.E. Wall, S.J. Darbyshire, and G.A. Mulligan, 2006). Download paper.

Invasive Plants in the Still Creek Watershed: Inventory Results and Restoration Prescriptions
GIS-based inventory of invasive plant distribution and abundance, combined with restoration strategies and guidelines (for City of Burnaby and City of Vancouver by Raincoast Applied Ecology, 2006). Download report.

Effects of Fish Habitat Restoration Activities on Plant Communities in the Squamish River Estuary
Inventory and management study of estuarine vegetation for the Squamish River Watershed Society (Raincoast Applied Ecology, 2006). Download report.

City of North Vancouver Environmental Monitoring Program: Invasive Plants
Assessment of forest cover, invasive plants, water quality, imperviousness, and benthic invertebrates for the City of North Vancouver (by KWL Associates and Raincoast Applied Ecology, 2005). Available through City of North Vancouver. Download example of invasive plant mapping.

Giant Hogweed, Heracleum mantegazzianum: A Nasty Invasive Plant Species in British Columbia
Article in Menziesia by N. Page and R. Wall, 2004. Link to newsletter.

Community and Regional Scale Patterns of Native and Exotic Plant Species in Sand Beaches of Vancouver Island, BC
Master of Science thesis (2003) at the Institute for Resources, Environment, and Sustainability, University of British Columbia. Download full thesis.

Ammophila breviligulata (Poaceae) New to British Columbia
Botanical Electronic News (BEN) No. 276 (N. Page, 2001). Link to article.

Synthesis and Description of Sand Dune and Beach Plant Associations in Coastal British Columbia
Unpublished report and data review prepared for BC Conservation Data Centre (N. Page, 2004). Available from BC Conservation Data Centre.

Summary of  Distribution and Abundance of Yellow Sand-verbena in British Columbia
Data compiled from field assessment and herbarium records (2001–2007). Download report.

Flower and Vegetative Characteristics of Giant Hogweed (Heracleum mantegazzianum)
Representative photos for populations in coastal British Columbia. Download photo pages.

Native and Introduced Sedums of British Columbia
Representative photos from populations in coastal and south interior BC. Download photo pages.

Annotated Bibliography of Beach and Dune Plant Communities in British Columbia. Download report.

Representative Photographs and Draft Synoptic Table of Beach and Dune Plant Associations in British Columbia
Plant association descriptions based on >700 plots from beaches on the west coast of Vancouver Island and the Georgia Basin; representative photographs. Download photo pages, descriptions, and table.