Wit and Wisdom of Gerry Mulligan, Weed Scientist

      Ottawa Citizen

By Tom Spears

Published on: January 5, 2015Last Updated: January 5, 2015 6:13 PM EST

In his 86 years, Gerry Mulligan has collected a lot of information about weeds.

Poison ivy: “You tend to get poison ivy where your skin is very thin — between the fingers. People with very light skin tend to get poison ivy more than people with thick skin or pigmented skin. The active ingredient has to touch the cells beneath the skin. If your skin is too thick you don’t tend to get poison ivy. And once you get poison ivy you become super-sensitive to it” in the future.

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