Can roses, Knock Out Roses kill butterflies? That is the question asked by a reader in Colrain. Knock Outs are a fairly new hybrid family of roses bred to be disease and insect resistant. I had never heard that Knock-Outs had this potential for killing butterflies  so I set out to do some research. I was quickly reminded that butterflies are not much interested in roses of any sort because they supply nothing they need, not a site…