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  1. Peeling bark on maple trees - Ask Extension

    Jan 8, 2024 · In addition to bark peeling, maple trees may develop yellow foliage, leaf scorch, stunted growth, branch dieback, dying bark and bark discoloration. The maple may suffer an overall health …

  2. Sugar maple leaf dropping. - Ask Extension

    May 20, 2025 · Commonly, anthracnose disease affects Japanese maple trees, as well as red, sugar, and silver maple trees. We certainly have had a wet spring! The symptoms are shriveled leaves, …

  3. Can I graft a red maple (... - Ask Extension

    Aug 9, 2014 · Can I graft a red maple (the red maple that has red leaves or crimson leaves all summer) to a sugar maple? And if so , when is the best time of year to do this?

  4. Maple trees not dropping leaves - Ask Extension

    Dec 19, 2017 · Expert, I live in Carroll County and this fall many of our maple leaves have failed to completely drop their leaves. They took a long time to slowly turn brown but many still remain …

  5. Why are the leaves falling off my healthy looking maple tree ...

    Jun 24, 2016 · Lots of green leaves have been falling off my healthy looking maple tree for about 3 - 4 weeks now. I believe it is a sugar maple. There are no marks on the leaves themselves, and the tree, …

  6. Can I grow a sugar maple tree in Denver? - Ask Extension

    Aug 19, 2014 · There are some sugar maple selections made from Caddo County, Oklahoma (the farthest west occurrence of sugar maple) that are touted to have more tolerance to alkaline soil. …

  7. Trimming a mature sugar maple tree - Ask Extension

    Jun 8, 2017 · Hello. Late spring or early summer is a good time for trimming Sugar Maples after fully leafing out. Many people worry about excess sap flowing when adhering to the recommendation to …

  8. Pruning large lower branches off a Maple Tree - Ask Extension

    Sep 23, 2017 · When is the best time to remove large lower branches on a Maple Tree? The branches are approximately 6-8 inches across. I think it is a Sugar Maple...

  9. Verticillium wilt - Ask Extension

    Nov 26, 2024 · Sugar maple with Verticillium wilt. Jerry Weiland (USDA-ARS) Red maple with Verticillium wilt. Jerry Weiland (USDA-ARS) Vascular discoloration of vine maple (bottom right) …

  10. Sugar Maple Tree - Rm43 herbicide damage - Ask Extension

    Mar 19, 2024 · I have 2 sugar maple trees along my paver driveway, base of the tree is 2ft from the edge of the paver driveway, I used Rm43 vegetation killer on my p...