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.
Topic
Topic Starter
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Last Post
Seiridium canker?
Darbo
0
912
Friday August 01, 2008 08:08 AM
is this the start of oak wilt?
<mega>
1
924
Sunday May 20, 2007 11:29 PM by Russ Carlson
I think my Cleveland Pear is dying! Help
<Lindsay>
0
1909
Sunday September 10, 2006 11:33 AM
Crimson Frost Birch Problems
<Needhelp>
0
1434
Sunday August 20, 2006 10:50 AM
Liquid Amber Trees - Die-back
Jocular
2
6560
Wednesday August 02, 2006 09:56 AM by Bill
some brown leaves on post 150 yr. post oak
Darbo
2
1217
Tuesday June 13, 2006 09:59 PM by Darbo
Healing Birch?
<Anna K.>
2
1029
Tuesday June 06, 2006 11:32 AM by <Anna>
My cleveland pear needs help!
mddjb
1
9170
Monday June 05, 2006 11:55 AM by Russ Carlson
Birch Tree Leaf Disease
<fred>
1
6499
Tuesday May 30, 2006 09:46 PM by Russ Carlson
Inkberry chlorosis
Ron
1
1517
Saturday May 13, 2006 06:22 PM by Newt
Save my Birch tree !!!
<azzomum>
1
1282
Friday May 12, 2006 02:48 PM by <azzomum>
purple leaf plum tree
kleighnjosiesmom
1
2089
Thursday April 27, 2006 12:46 PM by Russ Carlson
Maple Transplant-Desperate for answers
<kathysmith30>
0
958
Monday April 17, 2006 11:19 AM
best application
<bruno>
0
826
Friday April 14, 2006 12:19 AM
Cottonwood borers
Nate - Austin
1
1521
Thursday February 16, 2006 10:03 PM by <Jeff>
Leopard moth Zeuzera pyrina
<Russ Carlson>
10
3307
Saturday November 19, 2005 01:03 AM by <Mahmoud sadjadi>
maple leaves w black spots and wilting
<Christopher Huff>
3
7146
Saturday September 24, 2005 05:06 PM by <gailgorman>
Dying Ficus nitida trees!
TCochran
3
7084
Wednesday September 14, 2005 04:17 AM by Newt
Pear tree ... to die or not to die..
daary
1
1858
Wednesday September 14, 2005 04:06 AM by Newt
cleveland pear tree
<steph>
0
5936
Sunday August 07, 2005 09:41 PM
Pythium fungus
<TCochran>
0
1204
Saturday August 06, 2005 10:53 PM
River Birch - yellowish leaves and dropping
<RAP - Southern MN>
3
2660
Saturday August 06, 2005 10:37 AM by <Woodsie>
Brown patches on Autumn Blaze Maple
<Clare>
3
7562
Thursday July 28, 2005 10:51 PM by <Teri>
Galls on white pine
<Ric>
0
1178
Friday July 15, 2005 09:12 AM
squirrel damage to Japanese Zelkova
<Mark Goodwin>
6
4095
Tuesday July 05, 2005 09:05 AM by <Briansmaple>
Washington Hawthorne insects & disease
<Carol>
6
9888
Thursday June 30, 2005 04:13 PM by <K Ann>
Autumn Blaze Maple
<Mike Tillaart>
2
3237
Sunday June 19, 2005 08:27 PM by <Aceraceae>
Armillatox
<Guy>
4
2511
Friday June 10, 2005 03:15 PM by <Ernest Parkin>
Japanese Maple leaf damage at ends
<Robert>
3
7422
Thursday May 19, 2005 09:30 PM by <Rose Kline>
Emerald Ash Borer
<AResearch>
0
1226
Monday May 09, 2005 02:44 PM
possible human infection of tree parasite
<Kaye>
5
5693
Sunday May 01, 2005 05:58 PM by <jenny>
Very good web site for indentifying diseases
H. Angers
1
2013
Monday April 18, 2005 05:51 PM by <delores>
pro carpenter ants?
<Ryan>
1
1815
Friday July 30, 2004 10:01 PM by Russ Carlson
Oxyporus populinus
jezz
1
1607
Saturday March 06, 2004 04:42 PM by Jerry
Color Signature of Disease?
<Mark>
4
1673
Monday November 17, 2003 10:55 PM by <Mark>
Bacterial canker in Norway maples
John Paul Sanborn
2
1599
Sunday November 16, 2003 05:38 PM by joe
fungi
<Paul>
1
1603
Friday October 10, 2003 10:16 PM by Russ Carlson
Bleeding from pruning cuts on Eastern White Pine
<Rick Lipsitt>
2
3671
Sunday September 07, 2003 09:13 PM by <Rick Lipsitt>
Inonotus, Phellinus pini...
<Dan>
0
1321
Friday August 29, 2003 04:31 AM
Deodar, dying
<Peter Torres>
9
2914
Monday August 25, 2003 04:57 PM by <Mark>
HELP!!!carpenter ant nest/gaping hole
<doreen>
2
2196
Friday July 25, 2003 08:13 AM by <Billy Davis>
Bradford Pear-holes in trunk
jswank
2
5604
Monday June 30, 2003 02:51 PM by Russ Carlson
oak petiole borer
Russ Carlson
10
2661
Monday June 30, 2003 02:49 PM by <Scott>
2000 Montezuma cypresses 5km along river, dying
<Pierre T Marchebout Urrea>
4
1753
Tuesday June 24, 2003 05:07 PM by <Pierre Marchebout>
birch tree disease
<wilf smith>
5
4796
Monday June 02, 2003 04:16 AM by <Steve Hayes>
edges of leaves on bradford pear turning brown
<APRIL>
0
1908
Saturday May 31, 2003 11:49 AM
white pine disease
<Peter Larson>
3
1966
Friday May 23, 2003 12:00 PM by <Mark Goodwin>
Patterns of butt decay in sycamores
<Mark Goodwin>
4
1755
Wednesday May 21, 2003 07:01 AM by <Jerry>
Lost 6 Maple trees that were 10 yrs old HELP
<Larry>
3
1812
Sunday May 18, 2003 08:20 AM by <Mark Goodwin>
5 YR CEDAR HEDGE DYING
<Robert Cousins>
1
1979
Sunday May 18, 2003 01:59 AM by <Mark Goodwin>