Q.Zone for perrenial skeleton flowers.
I want to grow skeleton flowers and have ordered seeds. How hardy are they for the St Louis area which I believe is zone 6? And they are perennial, right?

Downtoearthdigs
Answered on May 17, 2017
You are in zone 6a or 6b.
This article will help you.
https://www.gardeningknowhow.com/planting-zones/missouri-planting-zones.htm
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