How to deter unwelcome summer guests

Jackie French
By Jackie French
Updated December 16 2021 - 2:22am, first published 1:45am
Some of the best solutions to deter pests are not botanical. Picture: Shutterstock

Just to make it clear, this week's column does not contain instructions on how to put a lethal dose of Pugilisius Mugwortium into Aunt Gladys' serve of pudding. Botanical poisons only work reliably in detective novels. In real life they may just cause severe illness, not to mention a jail term and Aunt Gladys disinheriting you. The active ingredients in most plants - medicinal, culinary or murderous - vary with variety, weather, and time of year.

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Jackie French

Jackie French

Canberra Times columnist

Jackie French is an Australian author, historian, ecologist and honourary wombat (part time), 2014-2015 Australian Children' Laureate and 2015 Senior Australian of the Year. She also writes a gardening column for The Canberra Times.