How to use pesticides on roses for beetles and bugs?

It depends on your personal choice of what kind of pesticide you want to use in your garden/yard. Beetles are normally after the pedals. But Japanese beetles also work over the leaves too. Click here to learn more on dealing with this invasive.

Organic: Barrier protection & Red Cedar mulch prevents the insects coming in the first place.

Systemic: there are mixed studies on whether the insecticide moved up the plant or not. These types mostly protect the leaves and not so much the pedaling structures.