Insect and disease problems occur throughout the landscape, and can be a confusing topic. When you need suggestions for treatment, or help with identification, this is the place to start.
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No New ContentClosed Discussion Topic Seiridium canker? Darbo 0 912
No New ContentClosed Discussion Topic is this the start of oak wilt? <mega> 1 924
by Russ Carlson
No New ContentClosed Discussion Topic I think my Cleveland Pear is dying! Help <Lindsay> 0 1909
No New ContentClosed Discussion Topic Crimson Frost Birch Problems <Needhelp> 0 1434
No New ContentClosed Poll Liquid Amber Trees - Die-back Jocular 2 6560
by Bill
No New ContentClosed Discussion Topic some brown leaves on post 150 yr. post oak Darbo 2 1217
by Darbo
No New ContentClosed Discussion Topic Healing Birch? <Anna K.> 2 1029
by <Anna>
No New ContentClosed Discussion Topic My cleveland pear needs help! mddjb 1 9170
by Russ Carlson
No New ContentClosed Discussion Topic Birch Tree Leaf Disease <fred> 1 6499
by Russ Carlson
No New ContentClosed Discussion Topic Inkberry chlorosis Ron 1 1517
by Newt
No New ContentClosed Discussion Topic Save my Birch tree !!! <azzomum> 1 1282
by <azzomum>
No New ContentClosed Discussion Topic purple leaf plum tree kleighnjosiesmom 1 2089
by Russ Carlson
No New ContentClosed Discussion Topic Maple Transplant-Desperate for answers <kathysmith30> 0 958
No New ContentClosed Discussion Topic best application <bruno> 0 826
No New ContentClosed Discussion Topic Cottonwood borers Nate - Austin 1 1521
by <Jeff>
No New ContentClosed Discussion Topic Leopard moth Zeuzera pyrina <Russ Carlson> 10 3307
by <Mahmoud sadjadi>
No New ContentClosed Discussion Topic maple leaves w black spots and wilting <Christopher Huff> 3 7146
by <gailgorman>
No New ContentClosed Discussion Topic Dying Ficus nitida trees! TCochran 3 7084
by Newt
No New ContentClosed Discussion Topic Pear tree ... to die or not to die.. daary 1 1858
by Newt
No New ContentClosed Discussion Topic cleveland pear tree <steph> 0 5936
No New ContentClosed Discussion Topic Pythium fungus <TCochran> 0 1204
No New ContentClosed Discussion Topic River Birch - yellowish leaves and dropping <RAP - Southern MN> 3 2660
by <Woodsie>
No New ContentClosed Discussion Topic Brown patches on Autumn Blaze Maple <Clare> 3 7562
by <Teri>
No New ContentClosed Discussion Topic Galls on white pine <Ric> 0 1178
No New ContentClosed Discussion Topic squirrel damage to Japanese Zelkova <Mark Goodwin> 6 4095
by <Briansmaple>
No New ContentClosed Discussion Topic Washington Hawthorne insects &amp; disease <Carol> 6 9888
by <K Ann>
No New ContentClosed Discussion Topic Autumn Blaze Maple <Mike Tillaart> 2 3237
by <Aceraceae>
No New ContentClosed Discussion Topic Armillatox <Guy> 4 2511
by <Ernest Parkin>
No New ContentClosed Discussion Topic Japanese Maple leaf damage at ends <Robert> 3 7422
by <Rose Kline>
No New ContentClosed Discussion Topic Emerald Ash Borer <AResearch> 0 1226
No New ContentClosed Discussion Topic possible human infection of tree parasite <Kaye> 5 5693
by <jenny>
No New ContentClosed Discussion Topic Very good web site for indentifying diseases H. Angers 1 2013
by <delores>
No New ContentClosed Discussion Topic pro carpenter ants? <Ryan> 1 1815
by Russ Carlson
No New ContentClosed Discussion Topic Oxyporus populinus jezz 1 1607
by Jerry
No New ContentClosed Discussion Topic Color Signature of Disease? <Mark> 4 1673
by <Mark>
No New ContentClosed Discussion Topic Bacterial canker in Norway maples John Paul Sanborn 2 1599
by joe
No New ContentClosed Discussion Topic fungi <Paul> 1 1603
by Russ Carlson
No New ContentClosed Discussion Topic Bleeding from pruning cuts on Eastern White Pine <Rick Lipsitt> 2 3671
by <Rick Lipsitt>
No New ContentClosed Discussion Topic Inonotus, Phellinus pini... <Dan> 0 1321
No New ContentClosed Discussion Topic Deodar, dying <Peter Torres> 9 2914
by <Mark>
No New ContentClosed Discussion Topic HELP!!!carpenter ant nest/gaping hole <doreen> 2 2196
by <Billy Davis>
No New ContentClosed Discussion Topic Bradford Pear-holes in trunk jswank 2 5604
by Russ Carlson
No New ContentClosed Discussion Topic oak petiole borer Russ Carlson 10 2661
by <Scott>
No New ContentClosed Discussion Topic 2000 Montezuma cypresses 5km along river, dying <Pierre T Marchebout Urrea> 4 1753
by <Pierre Marchebout>
No New ContentClosed Discussion Topic birch tree disease <wilf smith> 5 4796
by <Steve Hayes>
No New ContentClosed Discussion Topic edges of leaves on bradford pear turning brown <APRIL> 0 1908
No New ContentClosed Discussion Topic white pine disease <Peter Larson> 3 1966
by <Mark Goodwin>
No New ContentClosed Discussion Topic Patterns of butt decay in sycamores <Mark Goodwin> 4 1755
by <Jerry>
No New ContentClosed Discussion Topic Lost 6 Maple trees that were 10 yrs old HELP <Larry> 3 1812
by <Mark Goodwin>
No New ContentClosed Discussion Topic 5 YR CEDAR HEDGE DYING <Robert Cousins> 1 1979
by <Mark Goodwin>
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