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Dyshidrosis is a type of dermatitis, characterized by itchy vesicles of 1–2 mm in size, on the palms of the hands, sides of fingers, or bottoms of the feet. [8] Outbreaks usually conclude within three to four weeks, but often recur. [4] [8] Repeated attacks may result in fissures and skin thickening. [7] The cause of the condition is not ...
Spots and discoloration areas can be smaller than 0.25 inches (6.4 mm) in size, but under optimal conditions can grow much larger eventually forming lesions. The spots will often turn a grayish color and will be outlined in black. Extreme wilting and a drying appearance on the leaves is also a major symptom of Pestalotiopsis palm. [1]
Yellow spots are larger and in greater abundance to give the appearance of chlorosis. During the final stage, roughly 6 years after the first symptoms are recorded, the yellow/bronze fronds start to decrease in size and number. Finally, all the leaves coalesce, leaving just the trunk of the palm “standing like a telephone pole”. [6]
Cordana leaf spot Cordana johnstonii Cordana musae. Crown rot Fusarium pallidoroseum Colletotrichum musae Verticillium theobromae Fusarium spp. Acremonium spp. Cylindrocladium root rot Cylindrocladium spp. Damping-off Deightoniella torulosa: Deightoniella fruit speckle, leaf spot and tip rot Deightoniella torulosa: Diamond spot Cercospora hayi ...
Keratolysis exfoliativa (also known as"lamellar dyshidrosis", [1] "recurrent focal palmar peeling", [2] "recurrent palmar peeling" [1]: 212 [2]) is a sometimes harmless, sometimes painful skin condition that can affect the focal surface of the fingers and/or the palm or soles of the feet.
Ganoderma zonatum is a plant pathogen that infects the palm species causing butt rot. It is a fungus that infects the bottom 122–152 centimeters (4–5 feet) of the plant also rotting the roots. It has been known to be in both natural and planted environments and in the majority of cases only in palms.
Lethal yellowing (LY) is a phytoplasma disease that attacks many species of palms, including some commercially important species, such as the coconut and date palm.In the Caribbean, it is spread by the planthopper Haplaxius crudus (former name Myndus crudus) which is native to Florida, parts of the Caribbean, parts of Australia and Central America. [1]
Pears - new shoots die back in spring, fruits develop hard brown flecks in the skin. Strawberries - Stunted growth, foliage small, yellow and puckered at tips. Fruits are small and pale. Swede (rutabaga) and turnip - brown or gray concentric rings develop inside the roots. Arecaceae - brown spots on fronds & lower productivity.