Strawberry Leaf Spot

Biological information: Common name: Strawberry Leaf Spot Scientific name: Mycosphaerella fragariae Family or class: Mycosphaerellaceae Symtoms and/or signs to watch out for: Leaf lesions 3-8mm in diameter Dark purple/reddish in color Life cycle: Differs in southern/northern growing regions (warmer vs. colder) Northern: 3 sources of primary inoculum: spores from overwintering sclerotia, and ascospores. Spores are … Continue reading Strawberry Leaf Spot

Bacterial Wilt

Biological information: Common name: Bacterial Wilt Scientific name: Erwinia tracheiphila Family or class: Enterobacteriaceae Symptoms and/or signs to watch out for: Wilting of plants or vines Movement from leaf tips into petiole Bacterial ooze, streaming Life cycle: Overwinters in plant debris and infected beetles Early feeding by striped cucumber beetle and spotted cucumber beetles pick … Continue reading Bacterial Wilt


Biological information: Common name: Fusarium Scientific name: Fusarium oxisporum Family or class: Nectriaceae Symptoms and/or signs to watch out for: Wilting Chlorosis Necrosis Premature leaf drop Browning of the vascular system Stunting Damping off Older leaves yellow and drop first Life cycle: 3 different types of pores Microconidia Macroconidia Chlamydospores Mode of reproduction: Asexual Vectors … Continue reading Fusarium


Biological information: Common name: Phytophthora Scientific name: Phytophthora sojae, Phytophthora ramorum, Phytophthora spp. Family or class: Oomycetes Symptoms and/or signs to watch out for: Wilted leaves Dull green, yellow, red, or purple leaves Gummy sap oozing out of crown Water-logged spots on roots Dead seedlings Loss of vigor Life cycle: Spores live in soil for … Continue reading Phytophthora