At least two sides of the bug hotel should be secured against squirrels, foxes and other animals with chicken wire

drilled holes in the wood blocks should be between 5mm (0.2in) and 10mm (0.4in) diameter) for lacewings, solitary bees, ladybird

Fill the palettes with straw, moss and dry leaves woodchips terracotta pots bricks (with holes) old logs and bark pine cones bamboo canes dead hollow stems sheets of roofing felt planks of wood …and other natural materials