20 x Organic Wild Bramble Blackberry Leaves Fresh Cut For Stick Insects Stick Insects: Nearly all species of stick insects, including the Indian Stick Insect, readily eat fresh bramble/blackberry leaves.Caterpillars: Many moth caterpillars, such as the Emperor Moth, thrive on them.Storage Tips: Keep cuttings fresh by wrapping their stems in damp paper towels and placing them in water inside your enclosure (ensuring insects cannot drown). They can also be stored in a sealed bag in the fridge for up to a week.