Quaking Aspen Question

QuestionMy Mom has a small group of Quaking Aspen that she brought from Utah and planted here in Southern Oregon...they seems to have done pretty well over the past eleven years, although one of the larger ones has

Sunset Maple Tree Problem

QuestionHello from Buffalo, NY. The past two summers one of my Sunset Maples has experienced premature browning and withering of its leaves. My other two Sunsets are fine. All three trees were plan

Tree Webbs

QuestionThroughout our neighborhood there are webs surrounding the end of the tree branches...like a cocoon almost. I dont think they are all the same type of trees. Does anyone know what this is? &nbs

black bark

QuestionI lost a purple plum this spring, the leaves shriveled and the bark turned very black and separated. I took the tree out but now I have an ornamental pear that is starting to exhibit the same simptoms.

Holly berries

QuestionThe 9 feet tall holly tree at our new house developed beautiful clusters of blue berries this summer. Now, however, they are shriveling up, and some are dropping off. I am at a loss as to know wh

clementis

QuestionI have a white clementis but I have no idea what variety it is. It is about 5 years old. This past February was the first time we have cut it back. We cut it back to about half its size and it didnt have qui

Bonsai Sago Palm

QuestionThe new leaves on my bonsai Sago are now about 2-3 ft and very spindly. The old leaves were only about 1 long and have died off. The new LONG and spindly leaves seem to be having difficulty opening up

worms in cocoons - pine tree

QuestionBalitimore, Maryland I have 4 small pine trees in front lawn. The pine on one tree began to turn brown at the bottom and the pine needles fell to ground, as if burned by sun. We had

Cotoneaster brown patches with web covering

QuestionMy cotoneaster has developed brown dead looking branches, covered in a thick spider web on the affected areas. This is an old and well established plant against a south facing wall. 2 years ago a similar dis

one very sick little tree

QuestionI live in Maryland and I have an apple tree that looks very sick. There are lots of yellow brown spots on all of the leaves (except for the new growth). On the underside of the leaves, you can ea

Japanese Holly scale

QuestionMy Japanese Holly shrubs are dieing from a scale on the branches. Any suggestions? AnswerMany scale species are pests of holly. Scales are unusual insects in appearance. They are small and immobile, with n

Boring Insects

QuestionJim, I have three weeping willows in my backyard (Cincinnati, Ohio). One of the trees has some sort of insect that has bored into the bark and left dark spots of approximately 1 - 1 1/2 inches in diam

tree infestation

QuestionI live in North Georgia. Several branches on a tree in my yard are covered with what looks like thick cobwebs, with a nest of leaves inside. Any idea what it is? AnswerThis is an insect called Fall Webworm.

bug

Questionwe have white worms. like a white magat looking bug in our trees, what are they.and how to get rid of them. AnswerWithout knowing what kind of tree, its difficult to identify the pest. They could be beetle

Killing carrotwood tree

QuestionWe purchased a home that had a carrotwood tree, The tree had already been removed but the roots keep sprouting off-shoots several feet (10ft) from the main trunk. I remove the sprouts weekly in the hopes i

Quaken Aspen trees

Question I have two quaken aspens in my yard. I have mushrooms growing all around one of them. The other has none. The mushrooms or probably toadstools, seem to be growing out of the roots of the tree. Have you

sticky substance from pecan tree

QuestionHi Jim, We are Americans living in Southern Greece. About 12 years ago we brought a pecan in the shell over here and planted it. It is now a very large tree in my driveway. The tree

Fruit Trees/Maple/Walnut

QuestionI always read about spraying trees with insecticide, but they dont name what to use. What kind would I use on Maple, walnut, apple and pear trees? Are there directions to tell me how to do this and when? Tha

diseases of crepe myrtle trees

QuestionHi Jim...I live in central louisiana (a town called Mansura) I have very clay soil.(hard stuff) All my crepe myrtles have this black powdery like substance on them, they look wilty, I did find what I think w

Maple Tree Disease?

QuestionI live in Southestern Michigan and we have a large maple tree in our front yard. The majority of the leaves have large round black spots with yellow around the edges. They look like lunar eclipse