City officials in Owatonna are calling in backup to combat invasive plants at its parks.
 
 About 50 goats from  Faribault -based Goat Dispatch gathered at Kriesel Park this morning grazing on buckthorn and other invasive plants.
The eco-friendly method of getting rid of invasive brush and noxious weeds is becoming more and more popular throughout the region and is also used in the winter time to help with the disposal of Christmas trees