When to cut back - Knowledgebase Question

west linn, Or
Question by louiso100
December 13, 2007
When should I cut back my dahlia?

Answer from NGA
December 13, 2007


You can remove the tops of your dahlia plants after frost has killed them back. Cut them down to ground level and then mulch over the crown of the plant to protect the roots. In the spring, new tops will grow from the underground rhizomes.

Best wishes with your garden!

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