You can avoid hornets settling into the house, by covering potential nesting holes with nylon nets. First and foremost, the gaps between boards in the eaves and vents in the walls need to be covered.
Hornet stings
Hornets are predators that use their stinger to overpower other insects. As you know, they also use it to defend themselves and their larvae. The stingers are not barbed, and can sting multiple times. Hornets do not sting when they are not provoked, however, especially in the immediate vicinity of the nest, they respond quickly […]
Life cycle
Only young fertilized queen hornets overwinter. The queens wake up in the middle of April, and in May they start the process of building up new colonies. In late May, the first workers hatch, and from there, the colony size quickly grows. In August, there are up to 5000-6000 members of the colony. Until then, […]
Hornets (actual wasps)
In Denmark, there are seven species of social hornets. 6 of them are very similar to each other. They belong to the genera Paravespula and Dolichovespula while the species known as the European Hornet, Vespa crabo is more of a reddish yellow and twice the size of the others. Colloquially, they are often called wasps, […]
Bees, wasps and ants
Bees, wasps and ants belong to the group of insects known as hymenoptera (Hymenoptera). Many hymenoptera have sucking mouth parts, a tube with which they can drink liquid such as nectar. In addition, their mandibles are used to bite and chew, and for many of the hymenoptera, it is an important tool when they build […]
Wasps
Often when the loft is being cleared in winter one comes across a very drowsy wasp hidden away in a well-sheltered spot. This will be a hibernating young queen
Wasps and hornets
A wasp uses its sting for killing prey, but it can also use it very effectively as a defensive weapon. The sting has associated glands which produce venom. A hornet sting can be very painful, but is normally not dangerous, as the amount of venom injected is very small. In some cases, however, people do […]