Control Smooth Waterhyssop

Many people ask how to get rid of smooth waterhyssop. The following options can be considered for how to control smooth waterhyssop.

Manual/Mechanical Control:

If you are considering how to remove smooth waterhyssop, physically cutting this plant and digging up the roots can be a somewhat effective method of control.

Herbicide Control:

There are multiple options for how to kill smooth waterhyssop that offer great control.

1. Dibrox (for ponds or lakes) – liquid that is diluted with water and sprayed over the plants, fast acting.
2. Spritflo (for ponds with no outflow) – liquid that is poured and spreads throughout the entire body of water, offers extended control.
3. Hydrothol (for lakes) – granules that are broadcast over the plants.

Treatment Tips:

When treating smooth waterhyssop,

• Treat when the plants are established and actively growing.
• Spritflo can be used at the first signs of growth.