Many clay soils are too alkaline and very compacted so that could become a problem. However, the issue may lie in the repotting. If the infestation is in an early stage, you can successfully treat it with a homemade natural pesticide. Constant dampness is a huge enemy to acer trees. The best soil is moist and well-drained, but the tree can tolerate many different soil types and textures, including clay soils that challenge many other trees. Its leaves are downy and whitish underneath, and its small yellow flowers appear in summer. Broadleaf deciduous tree, 20-30 ft (6-9 m), upright, oval, very attractive copper-red bark, exfoliates, paper-like. my pink acer the leaves are turning paleft green. One thing’s for sure, whether it’s a native Field maple tree (Acer campestre), Norway maple (Acer platanoides), Sycamore maple (Acer pseudoplatanus) or gorgeous Japanese maple (Acer palmatum), which can easily thrive in a pot, an acer tree can be always a beautiful focal point in your garden if you show it some TLC. Has the tree got any new leaf growth? Scorch occurs following environmental stresses, such as drying winds, and leads to the foliage turning brown. I read a article by Jill Hoduck(I think that is the correct spelling) about the Paperbark Maple. This is a common problem on Acer palmatum varieties here in the UK- usually, the cause is wind, that is, you've placed the plant in a spot which isn't sheltered enough. Common problems. Native of China. Fantastic Services © 2020. Make sure the roots stay moist during the first two or three growing seasons. When mature, the paperbark maple grows to about 15 to 30 feet tall and wide, usually with an oval to a rounded oval shape. If the container is adequately sized for the rootball, then there is not reason you cannot grow it in a container for a bit. This sounds like it can be caused by aphids or scale. The seeds are unusually large for maples. Thus, this tree adds ornamental interest year-round. The only home improvement newsletter you will ever need! Do they appear to be insect-like, like these guys, or more like some microorganisms/shroom like formations? In fact most plants do better in the ground, especially trees. In winter, the brilliant, exfoliating, reddish-brown bark stands alone in the landscape. So place it in a natural position, as well as you can prune it over the course of the next few months to let more light to it. Most likely, shade is causing your maple to lose its signature colour. Hello James. Genus Acer can be deciduous trees or large shrubs with paired, often palmately-lobed leaves and small flowers followed by characteristic winged fruits. Crown Gall (Agrobacterium tumefaciens) Environmental Damage. Hello Mike, It sounds like you may be dealing with Verticillium wilt or leaf blight. The top half of the plant is quite black in many places. In Britain, one of the popular acer tree variety that can be grown in a pot is Japanese maple. Image Tom Christian. Thus, this tree adds ornamental interest year-round. If you wait until spring to prune, don't do it until later in the season, as maples tend to bleed sap. Paperbacks do well in a variety of soil pH levels; slightly acid soil is ideal. It’s perfect for growing as a small specimen tree in a mixed border or front garden, where its beauty can be fully appreciated. With that said, the plant needs at least 6 hours of sunlight every day. Shares. [water molds])Verticillium Wilt [Shrubs and Trees] (Verticillium albo-atrum and V. dahliae) As the leaves emerge, you can give your plant a balanced feed, as well. To train it as a single-trunk specimen, choose a central leader and prune away all others. Acer griseum is a slow-growing, spreading tree with dark red or chestnut bark, which flakes and peels back to reveal new, smooth, orange-red bark beneath. I have had it for a few years but I feel it needs a bigger pot and new soil. Paperbark maple is a relatively small landscape tree that provides a unique beauty to the landscape, thanks to its fall color (typical of maples) and its exfoliating (peeling) copper orange to cinnamon reddish/brown bark (quite unusual for maples). Why is my Acer palmaterium got wet leaves. The Paperbark Maple is botanically called Acer griseum. Is the substance on your tree’s leaves sticky? The attractive delicate foliage of Japanese maples ( Acer palmatum ) is prone to leaf scorch. Using high-grade equipment that is inaccessible to everyday households, the dedicated service specialists will gladly go the extra mile to turn your home or office into something truly special. Paperbark maple is a good choice when you want to have color in all seasons. Acer griseum NC State University and N.C. A&T State University work in tandem, along with federal, state and local governments, to form a strategic partnership called N.C. This is the first time this has happened. It has also had quite a few dead branches. This attractive small- to medium-sized ornamental tree is excellent for a small area or for adding structure to a mixed perennial garden. If it was the late frost that damaged it, it should be showing some signs of recovery now. Hi, I’m worried about my Acer tree and wondered if anyone could give advice. 1. They hate windy areas, and they don't like … Drought ; Drowning and Edema ; Fungal Disease. Even then, the pericarps (seed shells) are so hard that viable germinating embryos have a … Acer species are relatively easy to grow, once established, but they do suffer from some problems, due to disease, environmental factors and in that sense, due to one’s lack of knowledge on the specific growing conditions a particular type prefers. This tree grows more slowly than many maples and may take 20 years to reach full height. Acer griseum is a small, spreading, deciduous tree that has tactile, papery, orange-brown bark and striking crimson coloured foliage in autumn. Also keep it away from hot midday sun. Is it advisable to repot it? These insects leave behind a sticky residue that can then result in fungal infections. They can sometimes cause blackened leaves and branches. Note that loam-based compost for acers is the best growing medium for your beautiful maple tree (ex: John Innes No 2). Check to see if the soil is soaking wet and if the roots are brown and mushy. 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