German Cockroach (Blatella germanica)

German Cockroach (Blatella germanica)

Less than 2cm long and often found in heated buildings including, Hotels, Hospitals, Restaurants, Food Bars, Takeaways, Dwellings and Flats.

By far the most common pest Cockroach found in New Zealand. Frequently found in kitchens where it has a preference for refrigerator motors, hot water cupboards, cupboards, electric stoves, and hot water plumbing.

Highly chemical resistant to most forms of pyrethroid sprays and requires specialist treatment to eradicate. The use of common household fly sprays are not regarded as effective. generally all they achieve is a slight stunning of the insect and cause the insect to spread further through the premises.

Usual eradication is by spraying, using a combination of Organo-Phosphate insecticides or specialist Cockroach gel baits.

This cockroach is a filth feeder and tends to vomit on to its food before it eats it.

Gisborne Cockroach (Drymaplaneta semivitta)

Gisborne Cockroach (Drymaplaneta semivitta)

2-3 cm in length

Commonly found on the exteriors of houses amoung foliage and also often associated with bark and wood chips. Can enter houses, looking for warm dry spots but does not infest food and is not regarded as a health hazard. Its size can be that of a small mouse.

Usual eradication of these Cockroaches is by use of an EC or SC Pyrethroid to the exterior of the premises, gel baits are not regarded as being effective.

 
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