Thats the problem with bamboo, it's light and strong, right up to the point of putting a hole in it, then you're in trouble. Maybe even one of these stakes would do the trick, they'd be light and strong.
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Deep peace of the running wave to you.
Deep peace of the flowing air to you.
Deep peace of the quiet earth to you.
Deep peace of the shining stars to you.
Deep peace without end to you.
adapted from - ancient gaelic runes