japanese maple green fungus on trunk

Aphids are sucking insects that feed on new growth and leave behind a sticky secretion. These can form different powdery, crusty, or mossy looking growths on stems and trunks of trees. Acer spp.. Anthracnose (fungus – Gloeosporium apocryptum): In rainy seasons this disease may be serious on silver maples and Japanese maples.Irregular, light to reddish-brown, or purplish-brown, dead areas occur on the leaves. Japanese maple tree diseases come in two main forms: blight and fungal infections. The inside of the tree at the base is fully exposed. Ants present on the leaves and stems. Aphids often feed on leaves producing honeydew that encourages the growth of black sooty mold fungus on other leaves or on surfaces beneath the tree. Small brown or green bugs on new growth in spring, some with wings, some without. There is a swelling around it’s trunk, about a foot above ground, with some small vertical cracks in the bark in this region. Well, anyway, since it works very well on fungus, virus and bacteria I thought it was worth a try to use it on my verticillium wilt infected japanese maple. Annual light pruning is preferred to maintain tree size, shape and health. The greenish-gray spots are lichen (part algae/part fungus) which live on trees, but only use them for support. I noticed it for the last couple of years. Colloidal silver is a water like medium with a concetration of silver ions in it and silver is and have always been a remedy for bacteria, fungus … For some trees, leaf spot and anthracnose can mean a few dots on leaves here and there. This is a much more serious disease that affects all kinds of maples, but Sugar Maple and Silver Maple are the ones most commonly affected. Very common in spring when new growth is emerging. Symptoms One of the first things you may spot if your Japanese maple has a disease problem is an outbreak of small, round, red or purple spots on the leaves of the tree. There are several types of fungus that can be found on different trees. They don't take any nutrients or energy from the tree. Proper pruning of Japanese maple is essential for tree health. Hi Bob­-The green growth on your trees could be algae, lichens, or moss. There are different reasons some trees may acquire these growths and others don't. maple, cottony camellia, oleander, and cottony taxus scale. Thin trees with rot are likely to fall apart. I have put chicken wire around it for now to protect it … Cause: Aphids. Verticillum Wilt can be confirmed by sending samples of your tree to the New Haven Agricultural Station. The green spots on the trunk have no impact on the health of the tree. Your tree will not re-sprout. Any advise would be GREATLY appreciated. Hello, I have a red, bloodgood ,Japanese maple tree that is about 15 years old, and 14 ft. in height. Many spots occur along the veins. Other symptoms of fungal infection include sunken areas on parts of the tree's bark and discoloration on the bark. Older growth has a sticky sap-like residue on the leaves. It's a fungus that kills Japanese Maples. Or if the spots are more free-form, that could be anthracnose, another common leaf disease. Mulch should only be 1-2" deep around the tree and the root flare should always be visible. Areas often enlarge killing the entire leaf. The main signs are rot on the truck of the tree, which can mess up its structural integrity. I am not sure what to do or why this is happening. My Japanese Maple of 15 year is loosing its trunk bark. The area is firm to touch, and the bark is hard. If you see circular, brown spots on Japanese maple tree leaves, it’s likely a leaf fungus called leaf spot. Diseases come in two main forms: blight and fungal infections can form different powdery, crusty, mossy... You see circular, brown spots on Japanese maple is essential for tree health integrity... 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