Is it OK to plant Impatiens in Toronto gardens?

What’s the current status about planting impatiens in the Garden in Toronto ( Zone 7)? Many varieties were hit by a virus and would frizzle after panting them. Are they free from the virus now? Can I bring them indoors…

Peony with tobacco rattle virus

I think I have tobacco rattle virus on a peony. It is only on certain leaves. Do I need to destroy the entire plant? If so could I wait until after it blooms?…