Robyn from Golden Valley, Mn writes
Generally, summer broadcast applications of Bonide Weed Beater Ultra to older, drought stressed weeds are less effective . Adequate soil moisture when making spring and fall applications is preferred. Per the product label : Extremes in environmental conditions, e.g. temperature and moisture, soil conditions, and cultural practices may affect the activity of this product. Under warm moist conditions, herbicide symptoms may be accelerated. While under very dry conditions, the expression of herbicide symptoms is delayed, and weeds hardened off by drought are less susceptible to this product.
Answer last updated on: 10/09/2022