In a bathroom on the second floor of my home there is one solid window above the bath which lets in light but does not open. It has an extraction vent and an air condition vent. In the past couple of days I have seen roach nymphs in there, always high on the walls or on the ceiling. Yesterday I used DeltaDust in and around the pipe openings of the toilet and under the sink, dusted around/behind the mirror, and treated crevices of the kick board at the base of the cupboards that the sink is on. I dusted around the small window. I walked into there tonight with my daughter and there was another active one walking around on the ceiling. What am I doing wrong here? Obviously an Ootheca has been dropped somewhere. Could they be coming through either one of the vents around the window?
A couple of things are a little out of character here. It sounds like you may be seeing these roaches during the daytime, in some instances, and of course this would be unusual for German roaches. You don't indicate that you have determined the actual species of these roaches, so I am assuming (perhaps incorrectly) that they are Germans. In fact, are you absolutely certain that these are cockroaches? Since they are in the nymph stage is there ... Read more
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