Lighted twig screen has multiple uses by day and by night. You will need to collect some twigs and sticks then lay them out to weave together on a frame built of sticks. Personal patterns and tastes will emerge as the twigs will seek their own balance.
Recycled door would make a great trellis. This has barbed wire spirals connected together to form a panel. Thinking barbed wire would not be so good as a trellis, as the yearly clean out of dead vines would be a bear!