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Limber and Cash reported that leaf spots produced by this pathogen on several different genera of forest trees were 2–5 mm diameter with regular margins. During the summer of 1994 in the Nacogdoches County area of Texas, a prominent leaf spot on sweetgum was widespread. Infected leaves had numerous necrotic lesions, each surrounded by a ...
Leaf gall Synchytrium liquidambaris. Leaf spots Cercospora liquidambaris Cercospora tuberculans Cladosporium spp. Dicarpella georgiana Discosia artocreas Apiognomonia errabunda Discula umbrinella Gnomonia petiolorum Macrophoma spp. Monochaetia spp. Peltella spp. Phyllosticta spp. Septoria liquidambaris Stigmina liquidambaris Tubakia dryina ...
Their leaves can be many colors such as bright red, orange, yellow, and even purple. [4] Mature bark is grayish and vertically grooved. [ 4 ] The flowers are small, produced in a dense globular inflorescence 1–2 centimetres (0.39–0.79 in) diameter, pendulous on a 3–7 centimetres (1.2–2.8 in) stem.
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Liquidambar acalycina is a deciduous tree that has a brown to black colored bark with a conical/pyramidal shape. It matures quickly to a medium height at about 10m in height, and 6m in width. [7] The leaves have three lobes, making the tree similar to a maple tree. However, they are more star shaped than maple leaves. [8]
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]
5. Low Humidity. Light brown spots scattered across fiddle leaf fig leaves can be caused by dry air. If the brown spots in question have a pox-like look instead of being in a single area of the ...
Alternaria has leaf spots, while black rot is detected by the yellow triangles on the leaves. Typically, you should harvest what you can of a diseased plant, pull it out, and toss it in the trash ...