what do I do with my 6ft plus tall cardoon for the winter?
You can save seed and resow. The main tall spikes can be cut down and you'll soon find new growth starting fairly soon( depending where you are ) which will stop over winter then romp away in Spring.
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You can save seed and resow. The main tall spikes can be cut down and you'll soon find new growth starting fairly soon( depending where you are ) which will stop over winter then romp away in Spring.