I know I’m going to anger some people by saying this, you really should consider having your weeping willow removed!
Does the Weeping Willow Tree Lose Its Leaves During the Winter?
1 Gal. Weeping Willow Deciduous Tree WILWEE01G - The Home Depot
Hollow Tree? No Need to Panic! - Laidback Gardener
Weeping Willow Tree - The Permaculture Research Institute
Native Plant Alternatives to Salix babylonica (Weeping Willow)
My Willow Tree Is Dropping Leaves in July
Willow, Weeping - Grown By You
How to Grow and Care for a Weeping Willow Tree
Weeping Willow in Serious Decline - Laidback Gardener
How to Grow and Care for Weeping Willows
The Complete Weeping Willow Bonsai Care Guide - Hooked on Bonsai
Episode 38: What's Wrong With Our Weeping Willow?