Nikki
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on March 2, 2014
For optimal results, I would recommend planting the tree (or anything else for that matter) after the berm has already been constructed. To learn more about designing a berm, these articles will help: https://www.gardeningknowhow.com/special/spaces/creating-and-using-berms-in-the-landscape.htm, https://www.gardeningknowhow.com/special/spaces/building-a-berm-how-do-i-make-a-berm.htm
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