Pernicious scale

Introduction Pernicious scale is a sedentary sucking insect that inserts its tiny, straw-like mouthparts into the bark of rose stems, weakening growth and reducing sap flow. In extreme cases, whole…

Continue Reading Pernicious scale

Spider Mite or Red Spider

Introduction Spider mites are small arachnids related to spiders and are common in hot and dry conditions. Roses under heat and drought stress are particularly vulnerable to attack, special attention…

Continue Reading Spider Mite or Red Spider