Floating primrose close up with flowers

Control Floating Primrose

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


Manual/Mechanical Control:

If you are considering how to remove floating primrose, physically cutting this plant and digging up the roots can be a somewhat effective method of control. However, physical control can be difficult. Floating primrose can re-grow from any roots left behind or seeds remaining in the water.


Herbicide Control:

There is an option for how to kill floating primrose that offers great control.


Treatment Tips:

When treating floating primrose,

  • With Imox or other systemic herbicides, treatment is most effective when the plants are mature or close to full grown. This allows for more plant surface to spray enough mixture on.
    • Treat in late summer to early fall to get better kill of the root systems. At this time, plants are pulling energy into their roots to store for the winter.
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