1. Long straightish stick
2. Means to remove excess twigs from the stick (hands, secateurs, saw...)
3. Hammer, two nails, and optional washers
4. Tin can (larger variety where possible!), optional material to pad the can.
Step 1: Make Your Pole
You can use hands to break them off, secateurs, or a saw to cut them off.
You shouid end up with something like in the picture... (you'll probably want to remove the unused branch that's still on this stick)