Anthracnose and Septoria are the two main causes of leaf spotting. Virus diseases are spread to healthy blueberry plants by vectors that include primarily aphids, nematodes, leafhoppers, and occasionally honeybees, which can spread virus-infected pollen. Recognizing disease symptoms is key to designing effective blueberry leaf spot treatment and prevention of disease the next season. Blueberry Scorch Disease. Blueberry Virus Diseases. Begin scouting for development of scorch at this time and flag all suspect bushes. The information presented here about diseases was developed from the publication A Pocket Guide to IPM Scouting in Highbush Blueberries by Annemiek Schilder, Rufus Isaacs, Eric Hanson and Bill Cline. Blue waffles disease is an infection in vagina which is transmitted through sex. Symptoms are easily seen during bloom and you should be aware that this disease … Symptoms of the Blueberry Scorch Virus will begin to appear this week and next. The variety ‘Top Hat’ is particularly susceptible to this disease. This is a pocket-sized guide for reference in blueberry fields and can be purchased from MSU Extension at shop.msu.edu (Publication E-2928).. Resources Specific information about differentiating and managing blueberry leaf diseases is presented below. Blueberry Diseases Blueberry Dieback & Root Rot This fungus thrives in waterlogged soils, both in containers and in the open ground. Viral diseases – Blueberry Scorch and Sheep Pen Hill Disease. Blueberry plants produce delicious edible fruit and the bushes make excellent shrub borders and hedges. Early Season Blueberry Diseases Exobasidium, Mummy Berry, and Fruit Rots (Phil Brannen, UGA Blueberry Blog, 10/31,2013) Apply lime sulfur as a late dormant spray (about 1-2 weeks prior to bud break) for Exobasidium and Phomopsis control Apply Indar + Captan from green tip through petal fall for mummy berry management Florida Blueberry Leaf Disease Guide 2 many different leaf symptoms caused by a variety of abiotic problems as well as diseases. As the infection spreads, the roots of the plant collapse and decay. Leaves at the bases of young shoots are most likely to exhibit symptoms first. The name waffle is used to denote vagina and hence this disease is indicative of vaginal infection.Some of the common symptoms of this disease are vaginal swelling with patches of welts in and around vagina and on the opening of labia.. Each is a fungal organism that overwinters in soil or … Virus diseases also are spread by diseased plants from infected nursery stock. Magnesium deficiency, common in acid soils, causes interveinal reddening because chlorophyll production is reduced. Diseased plants should never be utilized for propagation, whether they have symptoms of Xylella or viruses or other diseases of blueberry. Round or irregular spots (lesions), usually surrounded by a dark border or yellow halo. Blueberry bushes are also susceptible to several common diseases, such as mummy berry, stem canker, stem or … General key for leaf symptoms: A. Identification of Xylella-infected plants is possible in the field, and once such plants are identified, they should be flagged and immediately destroyed. Symptoms begin as an interveinal yellowing and progress to a bright red. Blueberries & Plant Diseases. Blueberry plants (Vaccinium) are susceptible to a wide range of insect pests that can cause major problems with your plants' health and fruit production. In the field, and once such plants are identified, they should be aware that this …! 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