Gunnera

What hardiness zone will Gunnera grow/overwinter in?

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1 Comment To "Gunnera"

#1 Comment By Alisma On 09/20/2016 @ 9:15 pm

Gunnera is winter hardy in zone 7 and warmer. In the cooler part of this range, they benefit from the protection of mulch (or their own cut down leaves) during the winter. In zone 6 and colder, the roots can be dug up and stored in a cool, dry location for planting the next spring.

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