Q.Mandevilla
I’ve noticed little white specs on the new growth. Is this a bug and harmful to the plant? If so, what is the remedy?

Downtoearthdigs
Answered on June 22, 2016
Sounds like you have a Mealybug infestation.
This link will help you.
https://www.gardeningknowhow.com/ornamental/vines/mandevilla/mandevilla-pest-problems.htm
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