Sugar water does not kill garden plants. In fact, spraying plants with water-sugar concentration helps them thrive and protects against pests, provided the dose does not contain too much sugar.
About this Author
Melissa Jordan-Reilly has been a writer for 20 years, both as a newspaper reporter and as an editor of nonprofit newsletters. Among the publications in which she has published are, "The Winsted Journal," "Taconic" and "Compass Magazine." A graduate of the University of Connecticut, Jordan-Reilly also pursues sustainable agriculture techniques and tends a market garden at her Northwestern Connecticut home.