Ecology professor Christer Björkman says the larva from hell has the greatest chance of establishing itself in Sweden through imports of oak.
The larva from hell continues to create chaos in Denmark. The professor highlights the risk from tree transports from other countries.
Björkman explains that every imported tree can carry eggs with it. He points especially to oak as the most likely entry route into Sweden.
The statement comes amid the ongoing situation in the neighboring country.
Reported by AI Image generated by AI
High levels of birch pollen are spreading northward in Sweden over the coming days. At the same time the risk of oak pollen is rising in the southern parts of the country, according to the Swedish Museum of Natural History.
The pine processionary caterpillar has taken over areas on Gotland and Öland. Residents report severe itching and rashes from the larvae.
Reported by AI
The Swedish Board of Agriculture reports more cases of European foulbrood in Kalmar County. The county board urges beekeepers to stay vigilant.
Youths aged 17 to 25 gathered outside Borlänge to create better conditions for threatened wild bees. The effort took place in 30-degree heat at Trumslagargropen near Rommehedslägret.
Reported by AI
Around 1,500 trees are now being planted on Swedish University of Agricultural Sciences land in Krusenberg south of Uppsala. The project forms part of forest tree breeding research to achieve faster growth and greater resilience to climate change.
Oak trees infested by caterpillars delay their leaf budding by three days the following spring, starving the insects and reducing damage. Researchers used satellite data to uncover this defense mechanism in German forests. The finding suggests trees actively adapt to herbivore attacks.
Reported by AI
Retirements and recruitment difficulties threaten the forestry sector in central sweden. At Älvdalens utbildningscenter however almost all students get jobs right after graduation.