Autumn Maple

Questionleaves have brown spots and seem to be withering....the trunk bark is splitting....and peeling.....they are two years old what is the problem and what do I need to do to save them....if this is serious.... t

Tree transplanting

Question Willow 01 I live in Eastern CO and have very sandy soil. A former owner planted what appear to be some type of willow tree or bush that is spreading by sending out lateral roots just below the soil li

Weeping Cherry Tree Leaves Yellow

QuestionI purchase a weeping cherry this past spring and planted it, all has been great. However, in the past several weeks the leaves are turning yellow. Im in southern California and our weather has be

infested maple tree

Questioni have a giant very old (50+ yrs) maple tree being infested by something. A large part, about 4 X 6 feet, of the heavy bark is being girdled off and underneath on the smooth wood of the trunk are many

Catalpa trees: do they cause foundation damage?

QuestionQUESTION: There are 6 gorgeous catalpa trees on my property, including 2 huge old ones. One of the huge ones is right next to our cottage (the tree now hits the gutter of the cottage and is right up against

gall mites

QuestionHi, We have a large more than 20yrs old oak tree. This year we noticed gall mites on the leaves. Almost every leaf is covered with them. As a result, there is a sugary substance that falls off t

Black spots on silver maple leaves

QuestionI planted a sapling silver maple in the spring of 2008. The tree has grown well, with no problems. But I just found black tar spots on the leaves all over the young tree. There arent any other ob

Water Oak disease?

Question tree pic My water oak tree has these (see picture) growing all over it. Also the leave are starting to turn brown and fall off. AnswerHard to tell from the dark picture but it looks like a insect gall. Th

Sap oozing and bark peeling on a weeping cherry

Question Bark peel and sap ooze About a month ago, I noticed a spot where sap was oozing about a foot above the ground on a weeping cherry in one spot on a two-inch wide band where bark appeared to have peeled, but

Crape Myrtle trees

QuestionIf I remove the spent blooms from my white crape myrtle tree,will I get new blooms for the remainder of the summer? AnswerIf you cut off the newly forming seedheads then the plant will often bloom again. Yo

Weeping Willow Trees/City Sewage Lines

QuestionThis summer we had re-landscaped our yard after the city came in installing city sewage lines through our front yard.. After this was all done we decided to plant some trees in the front yard. We

Oak Tree problem

QuestionQUESTION: I have an oak tree that died and was recently taken down. The trees inner wood appeared to be fine. A layer just under the bark all around the tree about two inches thick was almost lik

Post Oak Leaf Growth

Question Kalina Post Oak Leaf 3 I have a very mature Post Oak. Some damage was done to it during construction of our home and it has recovered nicely over the last 4 years. This year we had a hard freeze right when

Ceratomia catalpae

QuestionHow do I get rid of them? I have 4 very large Catalpa trees and the Ceratomia catalpae has killed 1 of the trees. I want to save the other 3. What can I do? AnswerFirst I would not think t

red bud tree roots

QuestionMy red bud tree died last summer. It was about 9 inches in diameter at the truck base. I cut the main branches off, and left the top 5 feet, and larger branches, alone. Theyre still there.

Tulip popular lean

QuestionI have a native tulip popular tree on my property which is approximately 12 inches in diameter and in apparent good health. It is in a grove of established populars and is growing on solid dry ground. It is

Crimson King Maple

QuestionI live in northeast Ohio. I rescued a very small Crimson King maple sapling that was growing next to a greenhouse that was going to be torn down. The sapling was only about 4 inches tall. For 3 years I had i

webbing on younger oak trees

QuestionWe live in the deep South. Oaks grow well and wild here. We have 6-8 mostly pin oaks that are 30 -50 ft. tall, but are only approx. 7 - 10 years old. NEVER have we seen anything like this b

Yoshino Cherry Tree

QuestionWe have a Yoshino Cherry Tree planted next to a house with a full basement. It grew quickly to 20 feet. Will we have foundation problems with the tree planted 5 feet from the house? Should

Application of Merit 75WP

QuestionJim - On Aug. 10, you suggested I use Merit for the weeping cherry problem (peeling bark and sap ooze). I have had to send off for this insecticide. My question is: Do I apply this in injection holes a