Borders won't stop us
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Giant hogweed - Heracleum mantegazzianum Origin: Caucasus (naturportal/Manfred Ruckszio) naturbildportal -
Asian lady beetle - Harmonia axyridis Origin: eastern Russia, China, Japan (okapia) OKAPIA -
Japanese knotweed - Fallopia japonica Origin: Japan, Korea, China (blickwinkel) blickwinkel -
Asian long-horned beetle - Anoplophora glabripennis Origin: China (WSL/B. Forster) wsl / beat forster -
Common ragweed - Ambrosia artemisiifolia Origin: North America (wildlife) WILDLIFE -
Box tree moth - Cydalima perspectalis Origin: Japan, China, Korea (Hubert Berberich) Hubert Berberich -
Box tree pyralid - Glyphodes perspectalis Origin: Asia (tschoppi) Tschoppi -
Himalayan balsam - Impatiens glandulifera Origin: northern Pakistan, India (Keystone/Urs Flüeler) Keystone -
Western corn rootworm - Diabrotica virgifera Origin: Guatemala, Nicaragua, Costa Rica (OKAPIA) OKAPIA -
Canada goldenrod - Solidago canadensis Origin: North America (wildlife) WILDLIFE -
Tiger mosquito - Stegomyia albopicta Origin: southeast Asia (OKAPIA) OKAPIA -
Summer lilac - Buddleja davidii Origin: China, Tibet (OKAPIA) OKAPIA -
Horse-chestnut leaf miner - Cameraria ohridella Origin: Macedonia, Balkans (wildlife) WILDLIFE -
Black locust - Robinia pseudoacacia Origin: North America (blickwinkel) blickwinkel.de -
Asian predatory wasp - Vespa velutina Origin: southern China, Thaïland, Malaysia, Vietnam and Indonesia (Biosphoto)
Box tree pyralids or the Western corn rootworm might not mean much to most of us, but they are some of the many animal and plant species that have arrived in Switzerland over the past few years.
This content was published on September 11, 2012 - 11:39
The authorities have invested in important means to help turn back the tide and reduce damage to the ecosystem. The sap of the giant hogweed can cause burns and blisters on a person's skin, while the Asian long-horned beetle can kill off a tree in just a few years. Here are some mugshots of the worst pests threatening humans, nature and farming.
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