i am reading feedback to your question...and the answer is yes! i just places a couple of pots around my front porch (which is almost to unbearable because of mosquitos) and while i was potting them up i noticed zero mosquitos! ... View related article.
Maybe just a tad wet, if they are the 'vinca rosea'. I know they liked to be in loose well drained soil when transplanted. Also make sure they are not too crowded. The newer hybrids are more susceptible to wilt and rot disease, so if you just planted them yesterday, I might even re pot in dry soil where they can adjust. ... View related article.
