Leek Plants

Leeks & Green Onions

Anonymous added on December 2, 2017 | Answered

Is it ok to overwinter these two items, living in Colorado at 5k feet Sone 5 I believe. If not I will have to harvest TODAY:) Thank You Kindly, J. Milano

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Certified GKH Gardening Expert
Answered on December 3, 2017

Leeks can survive frost and can retain quality even if temperatures drop as low as 20 F. Below this they may lose quality. Onions are similar, see this article for more:

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