Nikki
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on June 3, 2011
I would recommend Bt on the tree. Since the parent moth flies into the tree to lay eggs, treating the base will not help. This article has more information:
https://www.gardeningknowhow.com/problems/pests/tent-worms-tent-caterpillar-home-remedy.htm
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