Apple disease

QuestionSpraying zinc sulphate at dormant season on apple orchard provide some benefit or not. AnswerDear Vivek, I apologize for the delay in answering your question - computer trouble. At any rate, the zinc

Outdoor ficus bushes

QuestionI have little white spores growing of some of my ficus leaves. They are planted in the ground. I live in Fort Lauderdale florida. The leaves are curling together like folding in on themselves. &n

Desert Rose Care

Question desert rose Hi, Your advice please. Thank you v. much for your patience at my never ending string of questions and invaluable gardening tips and advice:) AnswerDear Alfredo, The tiny brown l

Choice of Plants Indoors

QuestionHi Ms Melissa, In lieu of Lunar Chinese Year, Im considering to buy some nice plants for my balcony. However, Im always stumped at the plethora of plants offered and being a green horn, I may not be

Spider plant and root rot

QuestionI just saved half my spider plant from root rot.I had it in African Violet soil and now I have it in a cup of water hoping it will recover but I have no clue what Im doing.Please help the plant is really spe

pachira plant pests

QuestionQUESTION: My problem: Ive noticed that the leaves of my Pachira plant are being eaten - I suspect earwigs or caterpillars. Ive tried looking for them but cant seem to spot them. Three days ago, I used a

Balsam Plant Help(1)

Question Balsam Plant Hi Sir, I found some funny patches on my balsam plant leaves which I suspect to be fungal infection. Ive sprayed fungicide to determine if the fungal infection can be stopped. Wil

fireblight on a loquot tree

Questionwhat chemicals should i use to treat and cure my aliquot tree AnswerDear Jerry, Alas, the loquat is in the rose family and all members of the rose family may be susceptible to fire blight, a bacterial infec

Apple-dormancy spray

QuestionCan i spray zinc sulphate on apple orchard at the dormancy stage.what is benefit. AnswerIf you are interested in treating your apple during dormancy, zinc sulfate is probably not the best choice. If y

Yucca tree disease

QuestionQUESTION: Good evening Dr. Vann, We have had a terrible start to winter here in England, with snow and severe frosts. This has not affected my 21 year old Yukka tree before, but this time it has suddenly spr

White Birch tree with 1 foot white worms

QuestionI am looking at a 12 skinny inch white worm or snake dangling from my birch tree seems to like the light of the sensor lights What it is and how do I control them as I have not spotted two. I am in No

Balsam Plant Help(2)

QuestionBalsam Plant QUESTION: Sir, Your advice please. ANSWER: Alfredo: Using a magnifying glass, examine the spots closer. If there appears to be a grayish or whitish fuzzy or powdery growth

Chemical, zinc

QuestionIs zinc sulphate and chelated zinc EDTA 12 percent same or is there any diffrence.I want to spray zinc sulphate on my apple orchard but the seller give me chelated zinc by saying both are same. AnswerThere

Photo of Product(Front)

QuestionBalsam Plant QUESTION: Hi Dr Steve, I followed the instructions and misted the plant. The liquid fungicide can be used directly. I used the fungicide on my jasmine too but it appears unscathed

Growth problem with Foxtail Palm

QuestionI live in south east Queensland Australia and have 2 foxtail palms in a pool area. Both have been in for 5 years and doing well. Recently one of the palms had a new Fong shoot which died off, the

Tree Repair

QuestionQUESTION: Hi Melissa, I recently purchased a home, and the previous owners must have had some pretty unruly children. One of the children spray painted on the trunk of the beautiful tree in the front yard.

Mandarin tree

Question Mandarin Tree I have a mandarin tree that is infected with a whitish substance more likely it is a fungus, accumulated on the fruit itself as well as some of the leaves which got dark spots as well, previou

ligustrum leaves

Questionharsh winter in N.C... ligustrum leaves (yellow) with brown spots -- are curling... had problem last year with one shrub applied sevin but now spreading to others shrubs (5) barks getting stipped bare -- and

ligustrum - wax leaf privet

Questionhi dr. vann- we have a line of tall wax leaf privet in our yard that are becoming sparse. im not sure if we have the japanese variety or lucidum. we live in southern california. i bel

Lemon tree-tan lemons

QuestionI found tan lemons on my tree, meyer lemon, in No Calif, full of lots of good lemons higher on the tree. The bad ones were all on one side at the bottom branches. This tree is close to the ground and a