To add to William's post, how tall are the poles? If they are on the shorter side, you can add to them ....just keep the tops within reaching distance. If the are already at the max you can reach, see William's comments.
I learn from the mistakes of others who take my advice.
Until you dig a hole, plant a tree, water it and make it survive, you haven't done a thing - Wangari Maathai
grow your own garden and build your own home in the gardening gardeners program