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About William Camper
(Top Expert on this page)

Expertise
Questions about tree care,disease and insects in the Mid-Atlantic states Hazard tree questions

Experience
I have been an Arborist for 32 years

Organizations
TREE CARE INDUSTRY ASSOCIATION INTERNATIONAL SOCIETY OF ARBORICULTURE NJ SOCIETY OF CERTIFIED TREE EXPERTS SOCIETY OF COMMERCIAL ARBORICULTURE NATIONAL ELM RESEARCH INSTITUTE NJ CHAPTER OF I.S.A. CAMBRIDGE WHO's WHO

Education/Credentials
Associates degree in applied science ISA Certified Tree Expert New Jersey Certified Tree Expert

   

You are here:  Experts > Home/Garden > Roses > Plant Diseases

SubjectDate AskedExpert

Yoshino Cherry Tree10/13/2008kathy 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 ...
White substance on sago palms10/13/2008kathy 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 ...
swollen areas on oak tree10/13/2008William 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, ...
yellow jackets in a weeping willow tree10/13/2008William 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, ...
Poplar tree insect disease10/13/2008William 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 ...
pecan tree no fruit10/13/2008William 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 ...
oak tree bark10/12/2008William 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 ...
Pear tree damage10/10/2008kathy 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, ...
Linden tree-cont. from previous10/10/2008William 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 ...
tree disease10/9/2008William 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 ...
birch tree problem10/9/2008William 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 ...
tree disease10/9/2008William 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 ...
Fig tree10/9/2008kathy 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 ...
sago palm10/8/2008kathy 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 ...
black "eggs" on maple tree10/6/2008William 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 ...
Lime Tree Problem10/6/2008kathy 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 ...
green mold10/6/2008kathy 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. ...
mulberry tree disease10/6/2008William 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 ...
Sago Palm10/6/2008kathy 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. ...
Fig Tree ( rust? )10/6/2008kathy 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 ...
tree trunk rot10/5/2008William 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 ...
Fig Tree10/4/2008kathy 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 ...
Maple blood good10/3/2008William 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 ...
tree disease9/30/2008Jim 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, ...
Sycamore diseases9/30/2008Jim 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 ...
ant on plants9/29/2008Jim 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 ...
ant on plants9/29/2008William 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 ...
Ill Locust thornless tree9/29/2008Jim 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 ...
Victoria plum tree deficiences9/29/2008David
  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 ...
Arborvitae American9/29/2008William 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 ...
Holly bushes9/29/2008Jim 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 ...
Ponderosa pine needles are turning brown9/29/2008David
  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 ...
variegated pittosporum (pittosporum tobira 'Variegata)9/29/2008David
  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 ...
Spider plant disease9/28/2008David
  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 ...
brown spots on Lilac tree9/28/2008William 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 ...
black spots on leaves of autumn maple9/28/2008David
  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 ...
Mass Cane9/28/2008David
  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 ...
crape myrdle brown edged leaves9/27/2008Jim 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 ...
privet problem9/27/2008Jim 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 ...
Camellia9/27/2008Jim 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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Questions by
Active Experts:
William CamperJohn Cawlykathy crowley
Jim HylandChad Russo 

     
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