The arrival of warm weather has many Ontario residents thinking about gardening season, but your outdoor spaces may already ...

If pruning must occur from April to November, or if a tree is injured, the centre advised applying a thin layer of wound ...

Garlic mustard does not provide a valuable food source for native wildlife. It can displace wildflowers like trilliums and ...

Ontario wildlife officials are mobilizing to help mitigate the damage posed by invasive red swamp crayfish, newly detected in ...

Environmental groups in northern Ontario are working to preserve black ash trees from the emerald ash borer, an invasive beetle threatening to wipe out the species.

Political tensions, especially over tariffs, are threatening the future of the largest freshwater ecosystem on Earth.

Emerald ash borer, an invasive wood-boring insect, is now threatening black ash trees across its range. The black ash is now considered endangered in Ontario, which has prompted authorities to pursue ...

and Ontario. That cooperative arrangement — with which the countries settle everything from water use to navigation to ...

Environmental groups in northern Ontario are working to preserve black ash trees from the emerald ash borer, an invasive beetle threatening to wipe out the species. The Invasive Species Centre in ...