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A view of an infected pepper . Colletotrichum capsici has a broad host range but prefers peppers, yams and eggplants. On chili peppers, Capsicum annuum L., C. capsici infect the stem, fruit, and leaves of the plant, causing anthracnose, die-back and ripe fruit rot.
Leaf spots can vary in size, shape, and color depending on the age and type of the cause or pathogen. Plants, shrubs and trees are weakened by the spots on the leaves as they reduce available foliar space for photosynthesis. Other forms of leaf spot diseases include leaf rust, downy mildew and blights. [4]
Viral diseases; Alfalfa mosaic genus Alfamovirus, Alfalfa mosaic virus (AMV): Andean potato mottle genus Comovirus, Andean potato mottle virus-pepper strain (APMoV) : Beet curly top
Sooty mold is commonly seen on the leaves of ornamental plants such as azaleas, gardenias, camellias, crepe myrtles, Mangifera and laurels. Karuka is affected by sooty mold caused by Meliola juttingii. [6] Plants located under pecan or hickory trees are particularly susceptible to sooty mold, because honeydew-secreting insects often inhabit ...
The fruit of the pepper is infected through the stem giving way to water soaked areas on the fruit that are overgrown by signs of the pathogen which appear as, "white-gray, cottony, fungal-like growth" . The fruit mummifies and stays attached to the stem. [5] P. capsici blight on lower stem of a bell pepper plant.
Species in the family may be referred to as capsid bugs or "mirid bugs". Common names include plant bugs , leaf bugs , and grass bugs . It is the largest family of true bugs belonging to the suborder Heteroptera ; it includes over 10,000 known species, and new ones are being described constantly.
Plants can drop 50–100% of their foliage. BLS can also affect the stems of plants, leading to elongated, raised, light-brown cankers, less than .25 inch long. (5) Defoliation occurs more commonly in pepper plants than tomatoes, so tomato plants with bacterial leaf spot often have a scorched appearance due to their diseased leaves. [2] [5]
These bugs are a common garden insect which may damage a wide variety of crops including cotton, peaches and tomatoes, and seeds such as beans, black-eyed peas and sorghum. [2] Like other bugs L. phyllopus suck juices from plants by puncturing them with their sucking mouth parts, making them resistant to ingested pesticides .