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Acer pycnanthum, the Japanese red maple, (ハナノキ, hananoki, or 花の木, hanakaede, meaning "flower maple") is a species of maple native to Japan, and introduced to Korea. [3] A tree usually about 20 m, reaching 30 m, it prefers to grow in relict mountain wetlands. It flowers in April, prior to the emergence of leaves. [4]
The fungal pathogen Cristulariella depraedans is found in Europe and North America and mostly affects trees in the genus Acer.Trees affected in Germany and Britain are primarily the sycamore (A. pseudoplatanus) and the Norway maple (A. platanoides), while in North America the most affected are A. platanoides, the red maple (), the sugar maple (A. saccharum), the silver maple (A. saccharinum ...
Maple decline is a term describing loss of vigor and dieback in forests or urban plantings of maple trees. It is not a disease or a syndrome, nor is it contagious or endemic. Instead, it is a generalized set of symptoms that may be applied to any species of tree suffering a wide range of different stressors.
To get rid of the sooty mold we must remove or prevent the honeydew. To avoid the honeydew, the best thing is to prevent the insects in the first place.
Canker: symptom produced by the pathogen. Eutypella canker infects many species of maple trees, most prevalently the sugar maple (Acer saccharum).Others commonly affected are the red maple (Acer rubrum), box elder (Acer negundo), striped maple (Acer pensylvanicum), Norway maple (Acer platanoides), sycamore maple (Acer pseudoplatanus), silver maple (Acer saccharinum), and black maple (Acer nigrum).
Acer rubrum, the red maple, also known as swamp maple, water maple, or soft maple, is one of the most common and widespread deciduous trees of eastern and central North America. The U.S. Forest Service recognizes it as the most abundant native tree in eastern North America. [ 4 ]
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Acer capillipes - Kyushu maple, red snakebark maple; Acer caudatifolium; Acer × conspicuum - snakebark maple, a garden hybrid; Acer crataegifolium - hawthorn-leaf maple; Acer davidii (syn. A. grosseri, A. hersii, A. laisuense) - Père David's maple, Hers's maple; Acer forrestii; Acer laxiflorum; Acer maximowiczii - Maximowicz's snakebark maple ...