
BushDoctor
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on September 23, 2018
You can plant this outside, as it is hardy in your area. Now would be a good time, too. This will give it time to get established before winter.
This article will give you more information: https://www.gardeningknowhow.com/edible/herbs/senna/senna-herb-growing.htm
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