Q.Hellebores infected with whatever these are mealy bugs?
All my Hellebores have this sticky and these white whatever they are. Please advise what it is and how to get rid of these.

Certified GKH Gardening Expert
Hellebores are generally not too susceptible to bug infestation. It's a little hard to tell from the photo but I would suspect aphids. However, mealybugs can sometimes be a problem.
So here are a couple of articles that address both aphid and mealybug issues on hellebores:
https://www.gardeningknowhow.com/ornamental/flowers/hellebore/hellebore-plant-problems.htm
https://www.gardeningknowhow.com/plant-problems/pests/insects/mealybugs-control.htm