While alder trees are a target, alder leaf beetle can also occasionally be found on other trees like beech and hazel. To stop damage to your tree leaves, we recommend a few things to try that ...

Oak, alder and hornbeam will soon rot down ... make sure you can still reach easily into the bin to remove the leaf mould. Hammer the tree stakes into the ground, 60cm apart, to make a square ...

The updated ordinance includes 31 tree species with trunks 6 inches in diameter or greater. The protected species include big leaf maple ... red and white alder, valley oak, two willow species ...