| Subject | Date Asked | Expert |
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| Yoshino Cherry Tree | 10/13/2008 | kathy crowley |
Q: I have 2 Yoshino Cherry Trees. Both of them doing well except both trees have small holes in all the ...
A: .. You do not say where you are from, as I am in FL, I can only guess fall is coming and some leaves ...
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| White substance on sago palms | 10/13/2008 | kathy crowley |
Q: I have 3 sago's in the back yard that have developed a white substance all over the stems out to the ...
A: Areas just seeing the scale for the first time, just 6 months ago are now becoming so infested that ...
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| swollen areas on oak tree | 10/13/2008 | William Camper |
Q: I have a large oak tree that has vertical swollen areas on the trunk; the areas look like large ...
A: Sounds like frost cracks Frost cracks are often the result of some sort of predisposing factor, ...
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| yellow jackets in a weeping willow tree | 10/13/2008 | William Camper |
Q: I live in northern Kentucky and am having problems with yellow jackets in our weeping willow tree. ...
A: They are probably after something.The trees could be infested with aphids, mealybugs, scale insects, ...
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| Poplar tree insect disease | 10/13/2008 | William Camper |
Q: William, I am in NE Indiana. All of our white barked poplar are dying. The leaves turn dark brown ...
A: Sounds like Poplar Petiolegall Aphid Galls formed by this insect frequently attract attention ...
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| pecan tree no fruit | 10/13/2008 | William Camper |
Q: William, I have a pecan tree in the yard. it is about 30 years old. and 40 feet tall. It looks good ...
A: Being a NJ tree man this is out of my area but here is some info I found. Growing Pecan Trees-A ...
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| oak tree bark | 10/12/2008 | William Camper |
Q: I have a large oak tree in my back yard that has what look like wet patches on the bark. There are ...
A: Oozing in trees can be caused by several factors, including insects and diseases. Cherries are very ...
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| Pear tree damage | 10/10/2008 | kathy crowley |
Q: I wondered if you could help, this year the pears on my tree are all cracked all around the fruit, ...
A: .. I have to be honest that I do not know allot about pears, but if they are like other fruit trees, ...
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| Linden tree-cont. from previous | 10/10/2008 | William Camper |
Q: The tree is about 25 ft. tall, stands alone in the front yard getting full sun. We live in the Twin ...
A: Sounds like you need a good certified arborist. However here is some gall info Control Hints Since ...
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| tree disease | 10/9/2008 | William Camper |
Q: I have a large tree that I think is a Bass tree? It has large heart shape leaves and the tree grows ...
A: The things on the leaves sound like galls. Can you tell me the size of the tree The location of ...
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| birch tree problem | 10/9/2008 | William Camper |
Q: I have a birch clump that I planted about 3 years ago. It has been doing really well until this ...
A: Here are several possibilities: Canker and shoot blight of birch may be caused by either Diaporthe ...
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| tree disease | 10/9/2008 | William Camper |
Q: I have a large tree that I think is a Bass tree? It has large heart shape leaves and the tree grows ...
A: Sounds like you have a Big Leaf Linden(tilia americana).also known as basswood. Due to it's softness ...
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| Fig tree | 10/9/2008 | kathy crowley |
Q: I have a small fig tree in my backyard.It had several figs this year, but the fruits did not grow ...
A: Sounds like maybe you were not watering enough, at least 3 inches of water per week. Also, they are ...
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| sago palm | 10/8/2008 | kathy crowley |
Q: all fronds turning yellow or dying;covered with fine white powdery substance,looks like paint ...
A: Areas just seeing the scale for the first time, just 6 months ago are now becoming so infested that ...
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| black "eggs" on maple tree | 10/6/2008 | William Camper |
Q: My Autumn blaze maple tree has tiny black "eggs" (or what appear to be eggs) all over it's leaves. ...
A: Sounds like gall mites. LEAF GALLS ON MAPLE Maple leaves are often infested with a wide variety ...
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| Lime Tree Problem | 10/6/2008 | kathy crowley |
Q: I am in southern California. I have a Baers lime tree in a big pot. It has produced fruit for four ...
A: the leaf curling is from the leaf minor which will go to sleep as the weather cools off and then the ...
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| green mold | 10/6/2008 | kathy crowley |
Q: i have 2 orange trees and a lemon tree.one of the orange trees started out with a little green mold ...
A: .. the only place I seem to find green mold is after it is harvested and in the shipping containers. ...
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| mulberry tree disease | 10/6/2008 | William Camper |
Q: My mulberry tree looks like it's bleeding and we don't know what to do about it. I've never seen a ...
A: STEM BLEEDING: Dark fluid oozing from bark and running down the tree trunk is a symptom referred to ...
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| Sago Palm | 10/6/2008 | kathy crowley |
Q: I have many sago trees in my backyard and they have all come down with the same disease...a white ...
A: Reports of Asian Scale sightings are becoming common in almost central and south Florida towns. ...
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| Fig Tree ( rust? ) | 10/6/2008 | kathy crowley |
Q: I live in the Raleigh area of NC. There are times when it seems hotter here than in FL where I moved ...
A: Sounds like you are growing in a container? If so you need to empty the water out of the bottom of ...
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| tree trunk rot | 10/5/2008 | William Camper |
Q: Camper, I have an old cherry tree. I just cleaned out a large hollow in the trunk. The main branch ...
A: 30 odd years ago when I started we filling cavities.Brick,block concrete any thing we could get our ...
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| Fig Tree | 10/4/2008 | kathy crowley |
Q: This year I decided to fertilize my fig tree in FL and much to my surprise I hardly had any fruit ...
A: ..that is how I spell my name too. Fig trees are prone to nematodes, which are tiny critters that ...
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| Maple blood good | 10/3/2008 | William Camper |
Q: i have a blood good maple tress 9 years old. This summer I noticed part of the tree leaves were ...
A: It sounds like verticillium wilt in your tree. Due to the large amount of info and pics you should ...
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| tree disease | 9/30/2008 | Jim Hyland |
Q: We are considering pruchasing an Autumn Blaze Maple. Researsh tell us these trees are very desease ...
A: Maple Anthracnose Anthracnose, caused by Discula spp., is a common springtime problem on maple, ...
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| Sycamore diseases | 9/30/2008 | Jim Hyland |
Q: I've got a client with a 25 year old sycamore. The bark is badly popping off (in about an 18" ...
A: This is normal fo sycamore tres. Although it may be disturbing to see bark strewn all over your ...
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| ant on plants | 9/29/2008 | Jim Hyland |
Q: I just bought 3 Petunias, 1 Dahlia and a Potato plant(in an diffrent area) on 9/28/08 and I had a ...
A: Use one of the ant baits. This will be eaten by the ants and not efect butterflies. For many ant ...
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| ant on plants | 9/29/2008 | William Camper |
Q: I just bought 3 Petunias, 1 Dahlia and a Potato plant(in an diffrent area) on 9/28/08 and I had a ...
A: Ht there. Why don't you try ants traps? Also it has been said that bay leaves will repel ants. I ...
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| Ill Locust thornless tree | 9/29/2008 | Jim Hyland |
Q: I live in Kansas City and it seems that a lot of the trees in the parks got this illness. Now mine ...
A: Sounds like fall webworm. The fall webworm, Hyphantria cunea (Drury), is most often discovered ...
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| Victoria plum tree deficiences | 9/29/2008 | David |
Q: My 3 year old Victoria has produced one plum this year and is at present almost bare of leaves. It ...
A: The pH should be a little higher than 5.5. Somewhere around 6.0 is good. I would buy some ...
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| Arborvitae American | 9/29/2008 | William Camper |
Q: Our Arborvitae American--all 8 of them--are currently turning yellow. When you touch the yellow, ...
A: Due to the fact this is happening to all the plants. It sounds environmental. Ie: to wet(which can ...
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| Holly bushes | 9/29/2008 | Jim Hyland |
Q: There are small white mites on along the leaf veins of our holly bushes with larger white ones ...
A: Southern red mite (Oligonychus ilicis) is an important pest of hollies, especially I. crenata ...
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| Ponderosa pine needles are turning brown | 9/29/2008 | David |
Q: We have a ponderosa pine in our back yard that's about 30 years old. It has been healthy all this ...
A: Pines will drop needles twice per year. once in spring and once in the fall. If it has been ...
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| variegated pittosporum (pittosporum tobira 'Variegata) | 9/29/2008 | David |
Q: I have 7 of these plants as shrubs. The leaves are turning splotchy yellow. I live in Central ...
A: There could be several reasons for this symptom. If the plants were transplanted this year, I would ...
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| Spider plant disease | 9/28/2008 | David |
Q: I have a spider plant that looks like the leaves are now lace. The plant is quickly turning brown ...
A: Sounds like there is an insect involved. The symptom is called "skeletonized tissue" where the bug ...
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| brown spots on Lilac tree | 9/28/2008 | William Camper |
Q: we live in NJ and planted a 8ft. Lilac tree in November...it had good flowering and grew a bit but ...
A: Sounds like an abiotic(environmental) problem. Transplant shock,too much or to little water,poor ...
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| black spots on leaves of autumn maple | 9/28/2008 | David |
Q: We live in Wisconsin and have an Autumn Blaze maple. We noticed tiny balls on some of the leaves. ...
A: There are insects that cause small galls on the leaves. I believe this is what is wrong with your ...
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| Mass Cane | 9/28/2008 | David |
Q: David. I have a beautiful Mass Cane plant (indoor)that, I think is affected by a fungus. One of ...
A: It is most likely an environmental problem. If possible, cut off the affected leaves. Move the ...
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| crape myrdle brown edged leaves | 9/27/2008 | Jim Hyland |
Q: My young crape myrtle hardly flowered this year and has had brown laced leaves for a few months now. ...
A: The most common reason Crepe myrtles fail to bloom is a lack of sun. These trees need a lot of ...
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| privet problem | 9/27/2008 | Jim Hyland |
Q: We have about about 400 ft of 80 year old, well groomed privet hedge. This week we discovered 3 ...
A: This vould be a couple of things. An insect or a fungus. Check and see if there is movement when ...
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| Camellia | 9/27/2008 | Jim Hyland |
Q: I have a camellia hedge that needs help. The leaves branches and trunk are covered with black ...
A: This is called sooty mold. Sucking insects are the primary cause of sooty mold growth. Many plant ...
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