One of the worst I've dealt with are thrips - the white, sap-sucking insects that quickly drain the life out of plants. It takes some perseverance to get rid of thrips and not acting quickly can ...
Spray your leaves with insecticidal soap, which you can buy from plant nurseries or a home-made chilli or garlic soap mix. You’ll need to repeat this every week for four to six weeks to catch the new ...
Division of Plant Protection, Department of Crop Sciences, University of Natural Resources and Life Sciences (BOKU) Vienna, Peter Jordan-Strasse 82, 1190 Vienna, Austria ...