Cleavers: Pre-seed product options for the whole rotation

April 6, 2016 - Issue 4

Got cleavers? Take a whole rotation approach to management, especially in the pre-seed window. There is a saying, “Good cleavers control in canola starts in cereals.” Peas and flax also offer pre-seed options not available in fields going into canola.

Cleavers seeds are showing up in canola deliveries more often. Cleavers need to be hit hard and early for control

Cleavers need to be hit hard and early for control

Here is the full spectrum of pre-seed herbicides available to control cleavers ahead of the specific crops:

Canola
   
Edge (fall or spring applied) (suppression only)
Higher rate of glyphosate
 
Wheat
   
Express pro (Tribenuron/Metsulfuron)***
Focus (Carfentrazone/Pyroxasulfone)
Heat (Saflufenacil)
Prepass (Florasalum)***

Peas
    
Authority (sulfentrazone) (suppression only)
Heat (Saflufenacil)
Edge (fall or spring applied) (suppression only)
 
Flax
   
Authority (sulfentrazone) (suppression only)
 
***Not effective if cleavers are group 2 resistant

Further reading:

Make a cleavers management plan

Canola Watch