Nice to hear that impatiens are thriving. Er - sorry about the begonias?
My begonias generally do okay if the chipmunks don't dig them up. They like digging up new stuff so I employ a big jar of cayenne pepper to discourage them. Sometimes it works.
Only when the last tree has died and the last river has been poisoned and the last fish has been caught will we realize that we can't eat money. Cree proverb