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About kathy crowley
(Top Expert on this page)

Expertise
Tropical plants in Florida, Bamboo, Vines, Fruit trees, Antique Roses, rare plants from around the world.

Experience
Nursery business for 19 years

Organizations
Bamboo Society, Rare Tree Society, Rare Fruit Tree Society, Passiflora Society

Publications
Florida Gardening Sarasota Magazine Bradenton Herald Tribune Sarasota Herald Tribune

Education/Credentials
Self taught, family history of nursery business

   

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

SubjectDate AskedExpert

Extreme Pine Tree Brownness7/7/2009Jim Hyland
  Q: I have a very tall pine tree that since I purchased the property 4 years ago has had a bulge in its ...
  A: The lower limbs of pines will shed as the tree self prunes and the interior browning of the needles ...
Extreme Pine Tree Brownness7/7/2009Jim Hyland
  Q: I have a very tall pine tree that since I purchased the property 4 years ago has had a bulge in its ...
  A: The swelling sounds like a disease called Fusiform rust. It has nothing to do with the needles ...
Rose of Sharon7/6/2009kathy crowley
  Q: some of the leaves of my rose of sharon are getting black spots, then they turn yellow. What could ...
  A: Diseases If leaf spots are seen, pick off and destroy the infected leaves. If bacterial leaf spot ...
My Palm7/6/2009kathy crowley
  Q: I have had my palm since the early summer of 2008. He originally was outside in full sun until mid ...
  A: Sounds like you are taking good care of your palm till it hit the sun. Just like a person never ...
red sunset maple tree7/6/2009Jim Hyland
  Q: Our four year old maple tree has yellowish green leaves with small brown spots on top of leaves. ...
  A: These are leaf spot caused by a fungus. I am going to guess it is Phyllostict leaf spot. A leaf spot ...
Weeping Mulberry infestation7/5/2009kathy crowley
  Q: We live in Ontario, Canada and we have a 10 year-old weeping mulberry (fruit-bearing). Last year, ...
  A: I have mulberry trees that do the same thing and also fruit. Usually during the more rainy time of ...
hibiscus7/5/2009kathy crowley
  Q: I live in east Texas and have 3 hibiscus plants outdoors in the ground. The plants receive sunlight ...
  A: First question, is seven dust is a poison that could kill your pets, it has, check out pets killed ...
lemon tree fruit7/4/2009James Shellenback
  Q: I have a lemon tree and it has abundant fruit,but when cut open I find the lemons have a brown ...
  A: Peter The brown you are seeing is probably a fungus making its way in to the fruit itself. Your ...
my sago palms7/3/2009James Shellenback
  Q:
  A: Sharon you may just need a good shot of fertilizer as trees in the sun tend to use more fertilizer ...
my sago palms7/3/2009kathy crowley
  Q: PLEASE HELP - I HAVE 4 SAGO PALM TREES - 2 ARE MOSTLY IN THE SHADE AND 2 ARE MOSTLY IN FULL SUN - ...
  A: There are many problems with Sago palms Atomic Grow maybe the only cure that is known now. The ...
Old Fashion Rose Bush7/3/2009kathy crowley
  Q: have a 25+ year old rose bush. a few years back all plants in that area were accidently killed by ...
  A: It could be the new Chilian Thrip that is causing havoc with roses the last few years. I started ...
help identifying lilac parasite7/3/2009James Shellenback
  Q: Over the past 8 years we have lost 4 rather large Lilac bushes / trees. I have 2 that currently ...
  A: Greg I would like to recommend a new product on the market that is all natural and works quite well ...
hibiscus7/2/2009kathy crowley
  Q: I live in east Texas and have 3 hibiscus plants outdoors in the ground. The plants receive sunlight ...
  A: It is probably mealy bugs that love hibiscus or the new pink mealy bug invasion. I would suggest ...
Sago Palms7/2/2009kathy crowley
  Q: I have 3 Sago Palms in my yard; each gets plenty of sun and water, and are well drained. Plants ...
  A: The Cycad you mentioned, may have what is commonly referred to as Asian Cycad Scale. It is very ...
Boxwood leaves turing brown...7/2/2009James Shellenback
  Q: James, We have several mature boxwoods in our yard that are probably 9 years old. Since we moved in ...
  A: Great picture! For some reason this one went into shock as a result of the trimming. There is ...
Fig Tree7/2/2009kathy crowley
  Q: Had a lot of rain in June then a hot spell. Fig tree started losing itsleaves turning yellow Figs ...
  A: Figs hate rain and usually get a fungus on the leaves and they fall off and then they get their ...
Japanese Cherry Blosom Tree dying7/2/2009kathy crowley
  Q: i live in NC near Charlotte ( zone 7) I have a Japanese Cherry Tree about 20 years old. Has been ...
  A: Sometimes bugs are hard to see, but are sucking the life out of the leaves. You need a systemic ...
Cherry Blosom Tree7/2/2009James Shellenback
  Q: Had tree in front yard for a very long time. it bloom very well this spring. Just in the last couple ...
  A: You may have a systemic problemn going on with your tree. It may be going through a leaf cycle as a ...
sick japanese yoshino tree7/2/2009James Shellenback
  Q: Location: Upstate Saratoga County, N.Y. This tree was planted approx. 4 years ago, this spring, ...
  A: When the phloem and xylem are blocked with fungus or bacteria there is a nutrient tie up resulting ...
Bamboo Leaves7/1/2009kathy crowley
  Q: We noticed that we have hundreds of bees drinking sap from the tops of our Bamboo leaves and just ...
  A: They are finding that mason bees like to live in bamboo shoots, and are making homes for them now. ...
Yellow and sticky leaves on Ficus Tree7/1/2009kathy crowley
  Q: I take care of plants in an office building which has a lot of natural light from an atrium. A large ...
  A: Atomic Grow will help restore your plant back to health. By the cleaning it will get it will allow ...
eugenia plants6/30/2009James Shellenback
  Q: How can I control the dieback disease on Eugenia plant? the branches on my Eugenia plants are ...
  A: Your problems are systemic and are deep within the plants. When the nutrient flow has been cut off ...
date palm trees6/30/2009James Shellenback
  Q: I have two (2)date palm trees and both have a thick white web type substance that is spreading on ...
  A: Sounds like powdery mildew. It could become a serious problem if it manifests in the heart. You ...
cucumber disease6/29/2009kathy crowley
  Q: I am growing cucumbers from seed. I seem to have some sort of disease on them should I pull them up ...
  A: As I do not grow cucumbers and this is the time of the year to grow them, I would use Atomic Grow, ...
SAGO PALM6/27/2009kathy crowley
  Q: I live in Slidell, La. and I have a 14 year old female sago palm that has recently, perhaps 4 -6 ...
  A: The Cycad you mentioned, may have what is commonly referred to as Asian Cycad Scale. It is very ...
Lialic Leaf cupping6/27/2009kathy crowley
  Q: Lilac leaves cupping. Hundreds of leaves. this has never happened before. some small branches all ...
  A: There are a few bug types that can cause the leaf to curl. I would use Atomic Grow that will clean ...
zucchini and yellow squash plants6/26/2009James Shellenback
  Q: We planted 1 each in 5gal.buckets. Started out healthy, many blooms, and even small squash/zucchini ...
  A: You have some moisture issues resulting in unbalanced plants. Insects are beginning to sense this ...
poplar tree fungus6/26/2009James Shellenback
  Q: I have two 50 ft. tall beautiful yellow poplar trees. One looks like it has a disease, looks like ...
  A: Sounds like the tree is dead already. Bacteria or fungus gets into the phloem (sap) and cuts off ...
mealybugs6/25/2009James Shellenback
  Q: Our problem with mealybug infestation has progressed rapidly through two years, and that infestation ...
  A: The conventional pesticides only make the plant weaker resulting in more insects as the plants send ...
Crepe myrtle6/25/2009Jim Hyland
  Q: My crepe myrtle tree leaves are turning white. Why?
  A: Sounds like powdery mildew. If grayish-white areas recently appeared on the new growth of your ...
Chrysanthemum Cuttings6/25/2009James Shellenback
  Q: I have 350 fall mums in our greenhouse that I planted into 8" pans from cuttings on 05/19/09. I've ...
  A: You will get phytotoxicity on the leaf if your applying pesticides in a very hot area for sure. You ...
Crape Myrtle not blooming6/25/2009Jim Hyland
  Q: I have had a crape myrtle for aprox 3 years and it never blooms. Each year I hope it will be the ...
  A: Too things that slow crept myrtle from blooming--not enough sunlight and the need for fertilizer, ...
Juniper Blight6/25/2009Jim Hyland
  Q: Juniper bushes have an infestation of what looks like "spit", with tiny orangy eggs or what looks ...
  A: This is an insect called a spittle bug. The pine spittlebug, Aphrophora parallela (Say), is "often ...
Aphid infestation on large Tulip Poplar6/24/2009James Shellenback
  Q: This is the second year we are seeing signs of an aphid infestation on our large (70 feet?) Tulip ...
  A: I would love to recommend a systemic but the pesticide will only make your tree weaker and next year ...
Chrysanthemum Cuttings6/24/2009James Shellenback
  Q: I have 350 fall mums in our greenhouse that I planted into 8" pans from cuttings on 05/19/09. I've ...
  A: Ok good information Jen. Mums are beautiful I have a couple Iam managing for my wife. The ...
black walnut trees6/24/2009Jim Hyland
  Q: Hey, I have some land in south Al. that was once pine tree land , resently we cleared the pines off ...
  A: If these spots are on the leaves it sounds like one of the leaf spot fungi on maybe a insect gall. ...
Aphid infestation on large Tulip Poplar6/23/2009James Shellenback
  Q: This is the second year we are seeing signs of an aphid infestation on our large (70 feet?) Tulip ...
  A: I am not sure how a systemic pesticide will help a topical insect. The aphids are feeding on the ...
leyland cypress6/23/2009Jim Hyland
  Q: We have spit-like sacs on the branches of our trees. The trees are 5 years old and we have never ...
  A: The pine spittlebug, Aphrophora parallela (Say), is "often abundant on white, jack pines as well as ...
what is eating my tree6/23/2009Jim Hyland
  Q: I think my tree is dying. I just notice that something is wrong with my tree. There are holes all ...
  A: If the foliage is still green you should be able to save it. Sounds like either a insect borer or if ...
Weeping Willow6/23/2009kathy crowley
  Q: I have a Weeping Willow that is about 10 years old. There is red stuff growing all over it, and the ...
  A: I searched and found this answer for you. If the growth is on the trunk or bark area then it is ...

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Questions by
Active Experts:
James Shellenbackkathy crowleyJohn Cawly
Jim Hyland  

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