Ottawa gardener employs tiny helpers to save prized flowers from pesky beetle - Ottawa - CBC News

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By Waubgeshig Rice, CBC News Ottawa, July 14, 2016

With the help of a Carleton University researcher, an Ottawa gardener has unleashed a foreign parasite in his backyard in hopes of eradicating an unwanted pest that's devouring his beloved lilies.

For years, the red lily beetle has been chewing holes through the leaves and pink flowers of Rob Stuart's Asiatic and oriental lilies. It's a cycle that's taken a toll on his garden.

http://www.cbc.ca/news/canada/ottawa/red-lily-beetle-parasitic-wasps-garden-1.3677476