P and k level increases also resulted in fewer weeds.
Fall weed control in pastures.
Early summer tends to be a primary time for weed control in pastures but fall can also be an appropriate time to manage certain weeds with a systemic herbicide in grass hay and pastures that have been mowed or grazed.
Fall is the best time to control some notorious weeds in pastures and other grasslands according to north dakota state university extension specialists.
Fall is a good time to treat for weeds such as cogongrass blackberries dewberries biennial thistles and chinese tallow trees.
If you use herbicides to control pasture weeds carefully think through the timing says bradley.
In particular biennials such as common burdock and bull and musk thistles are much easier to kill while they are in the rosette stage of growth and prior to surviving a winter.
For instance metsulfuron containing herbicides chaparral can give excellent weed control but also can suppress tall fescue yield if used in the spring.
Systemic herbicides applied at this time are translocated along with the energy.
Fall is one of the best times for managing perennial and biennial weeds found in pastures or other areas maintained in perennial grass.
Leafy spurge and invasive thistles can be challenging to control in pasture and grasslands due to their extensive root systems says miranda meehan extension livestock environmental.
However some perennial weeds are effectively controlled by fall herbicide applications.
This tank mixture works better on chickweed in the fall compared to spring applications where it typically provides only about 50 60 control.
Fall is not generally the right time to control many pasture weeds.