sick magnolia tree

QuestionI have a sick magnolia tree. It Bloomed the best ever this year and its now spitting out a clear sticky sap. What can I do? AnswerMarie: More than likely, this clear,sticky substance is the product of an in

Weeping MulberryTree

QuestionI have small white moths on my tree. Are they harmful, if so how do I get rid of them? AnswerPaula: If they are small enough to resemble dandruff when you shake the leaves, these may be whiteflies, otherwis

sago Palm..no new leaves

QuestionThree years Sago grew a ball in center, never leafed out, and has multiple orange ball like pods filling center of growth, no leaves in 3 years. What is it? Sago is maybe 14 years old in same location.

spider like webs on English garden plants

QuestionIve developed spider-like webs on some of my plants in my English garden... lemon thyme, ajuga, etc. What should I use to treat? AnswerNancy: I am not aware of products for spiders on plants. There is a pla

Webs covering tops of Rosemary bushes

QuestionWe have three large 4ft diameter rosemary bushes that are about 10 years old. This year in Los Angeles County, San Gabriel Valley, the tops are being covered with white webs daily. We have been u

Caterpillers eating away a white Birch Trees

QuestionHi. A question from southern Ontario Canada. We have two rows of large white Birch on both sides of our driveway. Nine trees aside. They are currently infested with caterpillars of some sor

Meyers Improved Lemon Tree Fruit Problem

QuestionQUESTION: We have a Meyers Improved Lemon tree planted on the NE side of our house, in ground. It gets morning sun up until about 3:00 in the afternoon. We have had it planted for about 7 years.

crown of thorns

QuestionI have some sort of parasite growing in my crown of thorns. It looks like a mold with some sort of web like cluster, it is slowly spreading to all of my C.O.T. plants and killing them. I have had no issues u

black stuff on leaves

Question ficas leaves I get black stuff, powder like, on some of my plant leaves. It has always just been on my amaryllis leaves, and I wash with soap %26 water. Its kind of hard to wash off. Now it is on my f

Little Gem Magnolia problem

Question Little Gem Magnolia Br Hi, We just had a row of Little Gem Magnolias planted this spring. In the past couple of weeks we have noticed this growth on some of the branches (see picture). Can you tell me what

Holly Tree - disease?

QuestionQUESTION: I live in middle TN and we planted in May, 2009 a 5-6 Oakleaf Holly tree in our front bed. It has appeared to be thriving with blooms earlier and bright green leaves demonstrating growth. I have ju

Dutch Elm

QuestionHi there , can you tell me please is there any way a tree can be protected against Dutch Elm desease ? . We lost most of our Elms to this but there a few dotted around still . How are they surviving ? Answe

Norway Maple Trees

QuestionQUESTION: We live in the east on Long island, New York and have four Norway maple tress in our yard that are about 20-25 feet tall. About two weeks ago we noticed leaves falling and on the backs of them are

Brown leaves

QuestionQUESTION: So if yellow leaves mean not enough water and black leaves mean too much water........what does brown leaves mean? Thanks Al ANSWER: Sorry Al, brown or black leaves along the tips too much w

kwanzan cherry

QuestionI take care of an estate in the foothills of North Carolina. The entrance to the property is line on both side with Kwanzan cherry trees. Late spring i noticed one of the trees being a little off color

Honeysuckle flowers

QuestionMy elderly neighbour has a honeysuckle. The flowers have not opened properly and have curled and shrivelled. The leaves are fine. Thanks AnswerLin: There are a few things that may cause this. Of

Green ash leaves curling

QuestionHi, I have a green ash, about 35 yrs old, (I live in Calgary, Alberta Canada)the tree looks good but when you get up close you see that most of the leaves are folded in half or curled, they are still green

Fruitless Mulberry leaves

QuestionHello, We have a very old fruitless mulberry tree that has been healthy. This summer I have noticed that on one side of the tree a fair number of leaves on the lower branches are turning dark brown and

ligustrum - stipped over nite

Questionwater when needed -- fertilized when needed... rather quickly (within 2 days) back of shrub (l in particular) became stipped of leaves and looks as if it is dead.. what happened and what can I do to prevent

Holly bush care

QuestionTwo of our holly bushes that are close together have white spot(looks like a mold) and the lower branches are turhing very dark green to black. Please advise what we can do. Thankyou, Mic