Wasco Nursery and Garden Center s Provencher named newest PWCLP lawnandlandscape.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from lawnandlandscape.com Daily Mail and Mail on Sunday newspapers.
The candidates include well-known banes like garlic mustard and wild parsnip, but also a plant adored by landscapers and property owners: the Callery pear tree.