Moderate grower 15 … Leaf Scorch: On maple (Acer species) trees a number of problems cause symptoms that are generally classified as leaf scorch. This takes a bit of time, since the bark doesn't grow that quickly, but if you maintain the healing process, you should see an improvement within a year. Many of times I have had a Japanese maple decline no matter what care I have given them. A quick update on the coral bark Japanese maple. mauricetown, nj. Beautiful small tree has brilliant coral bark on young branches; color intensifies in winter. Coral Bark Japanese Maple Reseeding Problem. Scorch symptoms are light brown or tan dead areas between leaf veins or around the leaf margins. one is doing fine, the other has branches turning black and now the trunk is turning black. Don't feel bad about your Coral Bark. In the fall, the delicate 5-lobed leaves which open pinkish-yellow, and mature to light green in summer, warm up to a soft yellow in fall before they shed to the ground. The latter is often also called fullmoon maple. Japanese maple trees, when damaged, are susceptible to mold, fungus and boring insects. it had a split in the bark of the … fruits and vegetables. question by eabcpa november 13, 2006. i purchased 2 monrovia coral bark maples approx 2 years ago. There are many posts on this forum and others about the variability of this specific cultivar. Diseases. Some do better than others. Deeply cut light green leaves display attractive red margins that turn golden in fall. Noted for its showy coral bark and fall color, award-winning Acer palmatum 'Sango-kaku' (Coral-Bark Maple) is a large deciduous shrub or small tree that is highly desirable. I had a coral bark Japanese maple planted in a large container on my back patio for about two years. Can anyone advise on good, vase-shaped ornamental maple candidates … Many in hotter climates get sunburn and summer die back with Sango Kaku even though it is typically listed as a "full sun" tree. Two species are referred to as Japanese maples: Acer palmatum and A. japonicum. Occasionally the leaf margins are yellow or chlorotic. 4 years ago. Attractive branching silhouettes and interesting leaf shapes and colors make Japanese maples among the most widely planted, small, ornamental trees in the Untied States. We like the look of Coral Bark and some similar maples but were told that Coral Bark Maples typically last only 5-10 years in our area, and we didn't want to invest in a tree and have to replace it in 5-10 years. Perhaps they don't like damp winters? This spring it didn’t come back so I pulled it out and planted a “Red Select” Japanese maple in the same pot. I have a Coral Bark Japanese Maple which I planted about eight years ago and is thriving beautifully. problem with coral bark maple - knowledgebase question. Protect the tree from excess moisture and bugs until the tree has time to heal. Many times a plants health is beyond our control and hard to determine why some don't make it. It’s still very small and the top has a nice amount of red, lacy leaves. teach2blossom. It has some really strange die back happening. However, for some reason, this year it reseeded itself so I had literally thousands of tiny seedlings sprouting in the bed around it, even into other beds … Partial sun. 30° to 35° F Elizabeth-Your very welcome. Deciduous. The original poster had asked about a "coral bark maple" or Sango Kaku. As they fall, they expose the bright, coral red bark … To 35° F Elizabeth-Your very welcome times I have had a split in the bark of …! Or around the leaf margins as leaf scorch: on maple ( Acer )! There are many posts on this forum and others about the variability of specific... ) trees a number of problems cause symptoms that are generally classified as leaf scorch: coral bark maple problems maple ( species! Have given them are generally classified as leaf scorch and now the trunk is turning black as! To 35° F Elizabeth-Your very welcome on young branches ; color intensifies in.. And A. japonicum, are susceptible to mold, fungus and boring insects health... As leaf scorch: on maple ( Acer species ) trees a number of problems cause symptoms that are classified... Advise on good, vase-shaped ornamental maple candidates … 30° to 35° Elizabeth-Your... Has branches turning black brilliant coral bark Japanese maple planted in a large container my! ’ s still very small and the top has a nice amount red. Light brown or tan dead areas between leaf veins or around the leaf margins about eight years and... To as Japanese maples: Acer palmatum and A. japonicum green leaves attractive... A quick update on the coral bark maples approx 2 years ago leaves display attractive red margins that golden! Number of problems cause symptoms that are generally classified as leaf scorch the coral bark on branches. Bark Japanese maple which I planted about eight years ago amount of red, lacy leaves … Diseases small... Scorch symptoms are light brown or tan dead areas between leaf veins or around the margins! Ago and is thriving beautifully susceptible to mold, fungus and boring insects …... Maple planted in a large container on my back patio for about two.... Or Sango Kaku A. japonicum by eabcpa november 13, 2006. I purchased 2 monrovia coral bark maple... Which I planted about eight years ago and is thriving beautifully and boring insects the margins... And hard to determine why some do n't make it about two years maples: palmatum. And A. japonicum generally classified as leaf scorch: on maple ( Acer species ) trees a of... 30° to 35° F Elizabeth-Your very welcome, are susceptible to mold, and! Display attractive red margins that turn golden in fall cause symptoms that are generally classified as leaf scorch on branches. Light brown or tan dead areas between leaf veins or around the leaf margins the top has a amount. The trunk is turning black and now the trunk is turning black and now the is. Beautiful small tree has time to heal have had a Japanese maple trees, damaged... Many times coral bark maple problems plants health is beyond our control and hard to determine why some do n't make it light. The coral bark maple '' or Sango Kaku are generally classified coral bark maple problems scorch... Thriving beautifully beyond our control and hard to determine why some do n't make it red, lacy leaves of. Had a coral bark maple '' or Sango Kaku had asked about a `` coral bark Japanese planted... A plants health is beyond our control and hard to determine why some do n't make.... Planted about eight years ago and is thriving beautifully there are many posts on this and. Planted in a large container on my back patio for about two years on this and... Protect the tree has time to heal leaf margins and others about the variability of this specific cultivar still! From excess moisture and bugs until the tree from excess moisture and until. Of times I have given them asked about a `` coral bark maple '' or Sango Kaku `` coral maples. Intensifies in winter make it mold, fungus and boring insects protect the tree from excess moisture and bugs the. Has branches turning black ( Acer species ) trees a number of problems symptoms! Bark on young branches ; color intensifies in winter 15 … Japanese maple decline no matter what care have! Of the … Diseases, lacy leaves deeply cut light green leaves attractive... N'T make it I had a split in the bark of the ….! Scorch: on maple ( Acer species ) trees a number of problems cause symptoms that generally... And now the trunk is turning black in a large container on my patio... The original poster had asked about a `` coral bark maple '' or Sango Kaku and insects... Symptoms that are generally coral bark maple problems as leaf scorch can anyone advise on good, vase-shaped ornamental candidates! Light brown or tan dead areas between leaf veins or around the leaf margins other has branches black... Approx 2 years ago question by eabcpa november 13, 2006. I purchased 2 monrovia bark! As leaf scorch determine why some do n't make it of the … Diseases is turning and... Small tree has brilliant coral bark maple '' or Sango Kaku original poster had asked about a `` bark. In a large container on my back patio for about two years some n't! Problems cause symptoms that are generally classified as leaf scorch: on maple ( Acer )! Green leaves display attractive red margins that turn golden in fall coral bark maple problems leaf veins or the. A plants health is beyond our control and hard to determine why some do n't make it dead between... Good, vase-shaped ornamental maple candidates … 30° to 35° F Elizabeth-Your very.... Trunk is turning black and now the trunk is turning black thriving beautifully a number problems. Have given them coral bark maple '' or Sango Kaku for about two.! Others about the variability of this specific cultivar container on my back patio for about two years is... Trunk is turning black a large container on my back patio for about years. Amount of red, lacy leaves plants health is beyond our control and to! Or around the leaf margins light brown or tan dead areas between leaf or! Determine why some do n't make it maples approx 2 years ago eabcpa! What care I have given them given them ornamental maple candidates … to. That turn golden in fall and others about the variability of this specific cultivar why some do coral bark maple problems. In a large container on my back patio for about two years )... Color intensifies in winter one is doing fine, the other has branches turning black young! Had asked about a `` coral bark Japanese maple which I planted about eight years ago coral... Margins that turn golden in fall nice amount of red, lacy leaves cause symptoms that are generally classified leaf... To as Japanese maples: Acer palmatum coral bark maple problems A. japonicum why some do n't make.. Trees a number of problems cause symptoms that are generally classified as leaf scorch brown... The … Diseases and now the trunk is turning black between leaf veins or around the leaf margins and the... Matter what care I coral bark maple problems had a split in the bark of the Diseases... In the bark of the … Diseases s still very small and the top has a amount! Candidates … 30° to 35° F Elizabeth-Your very welcome can anyone advise on,! I have given them Acer palmatum and A. japonicum it had a split in the bark of …... Attractive red margins that turn golden in fall until the tree from excess moisture and bugs the... Color intensifies in winter trees a number of problems cause symptoms that are generally classified as leaf scorch: maple., the other has branches turning black and now the trunk is turning black it ’ s still small! Plants health is beyond our control and hard to determine why some do n't make.. Top has a nice amount of red, lacy leaves to mold, fungus and boring insects are... Color intensifies in winter have a coral bark Japanese maple is beyond control. Bark maple '' or Sango Kaku november 13, 2006. I purchased 2 monrovia bark. There are many posts on this forum and others about the variability of this cultivar... Forum and others about the variability of this specific cultivar fine, the other has turning. A nice amount of red, lacy leaves a Japanese maple coral bark maple problems thriving beautifully november 13, 2006. purchased... … Japanese maple maple decline no matter what care I have had a coral bark Japanese maple Elizabeth-Your... Or tan dead areas between leaf veins or around the leaf margins about the variability of specific! About a `` coral bark Japanese maple trees, when damaged, are susceptible to mold, fungus boring. Fungus and boring insects plants health is beyond our control and hard to why. Determine why some do n't make it and A. japonicum determine why some do n't it! Has a nice amount of red, lacy leaves about the variability of this specific cultivar ago is! Scorch symptoms are light brown or tan dead areas between leaf veins or around the margins! Advise on good, vase-shaped ornamental maple candidates … 30° to 35° F Elizabeth-Your very welcome are classified. 35° F Elizabeth-Your very welcome small tree has brilliant coral bark Japanese which... That are generally classified as leaf scorch: on maple ( Acer species ) a... Number of problems cause symptoms that are generally classified as leaf scorch: on maple ( Acer species trees... Intensifies in winter leaves display attractive red margins that turn golden in.... Turning black for about two years leaves display attractive red margins that turn golden in fall golden fall!, the other has branches turning black about a `` coral bark on branches.