Is there any chemical or organic method of contolling wood hyacinths?
Killing Wood Hyacinths
Certified GKH Gardening Expert
A broad leaf herbicide can be applied according to package directions.
You can add a wetting agent to the product to aid in application.
On a warm calm day, use a sprayer to apply the chemical to the flowers and leaves of the plant.
The chemical will kill anything it touches, so use caution.
Wait 7 days and dig up the bulbs and dispose of according to the directions in the link below.