How to store dahlias and cannas over winter

In his video guide, Monty Don shows you his method of storing dahlias and cannas over winter.

In this practical video guide from Gardeners' World, Monty Don demonstrates how to overwinter dahlias and cannas in a greenhouse. These tender plants need to be kept frost free to ensure they survive and flower again the following year. Monty shows you how to prepare the plants, the various options for storage, and the conditions they need. Follow Monty's advice and these valuable plants will last for years to come.

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