Can I Split The Potted Mum To Plant Outside?

Question

It is a purchased plant from a local garden store.

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Answer 1

You can if there is more than one main stem under those branches. If not, you can cut off some stems and root those.

https://www.gardeningknowhow.com/ornamental/flowers/chrysanthemum/annual-vs-perennial-mums.htm

https://hortnews.extension.iastate.edu/faq/how-can-i-propagate-garden-mums