>..today the proof that they can be quite the damage to the environment.*g*
First we have a pot with normal horned violets:

And this is the one that is preferred by the local population of sparrows:

(I’ll do my best to get a „caught in the act“ piccie of proof, too, but the little buggers just *know* if I have a camera or not… Without I can approach to 30cm distance – with camera they fly when I come out.)