Barley Straw for Algae Control

Carole A. Lembi, Professor of Botany

Botany and Plant Pathology, Purdue University

E-mail: lembi@purdue.edu

The use of barley straw for algae control has received a lot

of publicity in recent years. It is now common to find small

barley bales being sold in nurseries and garden shops for use in

water gardens and small pools to control algae. The word-ofmouth

reports of success with this method have led many people

to suspect that barley might also control algae i...