Curled leaves on lilac.

QuestionI have a 3 year old lilac that has been growing very nice until last year. The leaves have started to curl in half and turn brown.I looked at one closely and found on the inside a black powdery stuff. The wh

yellow leaves on crepe myrtle tree

QuestionQUESTION: My crepe myrtle tree which is about 12 years old has shedding a lot of yellow leaves this summer and hasnt bloomed as profusely as usual. What could be causing this? ANSWER: Judi: If most of the y

pine tree

QuestionI have serrias one is already gone from last year, it seems to be little circle holes, like a typewriter put them on. with a white caping in the hole, and looks like it takes the life out of the tree in a ye

botony

QuestionQ.1 what is unisexual flower? can a unisexual flower be self pollinated? please clear my doubt. AnswerThese unisexual flowers are on the same plant, the plant is monoecious, meaning one house. If the plant

white sap on leaves

Questioni have five Plumeria in my yard of diferent sizes and they all started to produce this thin sticky layer on the leaves which then makes them turn pall and some dryout. and recently i noticed that the younger

tree care

QuestionHello Stephen, I have a combination of dwarf alberta spruce, cypress-(eastern red cedar and aborvitae) in the yard. Whats the best fertilizer you recommend and how often should it be applied. AnswerMike: It

Blue Girl Holly

QuestionAny idea what would make my previously healthy (planted this summer, 24 inches high) suddenly drop leaves in a pile? They have turned brown, curled up and fallen off. Its concentrated on certain branches; ot

Pomegranate with twisted leaves

QuestionYou guys always have the answers, so heres my problem: I recently purchased a dwarf pomegranate from a nursery from the purpose of bonsai. There were others of the same species, all very normal lookin

dieffenbachia leaf fall

Question back veiw i had this dieffenbacia since april and it was all bushy and brilleint with color, and now i dont know what happened to it(image). it still produces new leaves from top, but then they turn yellow

mulberry tree disease

QuestionMy large mulberry tree has a whitish mold growing on several branches. This year I noticed that some of the top branches were more bare than usual. Is there anything that could be done to stop th

WAXLEAF PRIVET

QuestionI too have 5 or 6 wilting and dying privets. They are in partial shade and are probably more than 20 years old. They are amongst other bushes and trees which are not dying. The only change is that they are g

sago palm white scales treatment

Questioni was told to use Volck oil spray and malathion to kill the white scales disease on my sago palm is this true and also what amount of each do I use and how often, thanks Theresa AnswerTheresa: Both of th

Sago Palm - Tampa, Fl

QuestionI wrote asking if the mite disease would pass on to my other plants and the answer was out of my area of expertise. So I now would like to know if the disease is in the soil and I shouldnt replant Sago palms

Sago palm bugs

QuestionMy Sago has become infested with some sort of bug, they look sort of like small brown ticks with no legs. They are appearing on the bottom underside of the fronds and multiplying upward, only on the undersid

Black Oak Diseases

QuestionI live in southern California mountains @ 5000ft elevation.Several oak trees have dying leaves & are dropping. The entire tree (trunk & all branches) is covered with spit like clear bubbling substance. It ap

jade houseplant

QuestionHi I have a very large jade houseplant that has gray mold that starts at the stem of each leave and spreads to the end of the leave then it falls off. Ive cut off many branches but cant seem to control it. &

indoor ficus

QuestionMy ficus has a white ball on the under part of the leaf where the leaf comes out from the branch. They are tiny little balls of a sticky substance which almost looks like sugar. It is NOT liquid. What

white scale sego palm

QuestionWhat is the best way to treat white scale on sego palm in Hawaii? I have Volck Oil and Bayer Advanced Tree and Shrub liquid. Thank You --- Carroll Hughes AnswerHi Carroll, Your sago may have wha

fungus??

QuestionQUESTION: I live in southeast NC. I & my neighbors have some kind of reddish/purple powder like substance on the leaves of most of our plants. ie: spider lily, crape myrtle hydrangea. Can you help? Thank you

tomato blight

QuestionQUESTION: Is there any way to get blight out of the soil after it has been introduced? Our garden is organic, so we want to skip the chemicals. ANSWER: Lynda: There are more than one blight that can attack