Specticle G Herbicide is a selective preemergent herbicide that is to be used on established warm season turfgrasses such as Buffalo and Bermuda (not Tall Fescue) prior to weed germination. It is labeled for mouse barley but will not kill existing weeds.
Specticle G Herbicide is no longer available. However, if you already have this product, the product label indicates that it is safe for use on bahiagrass (paspalum notatum), but it is not safe for use on seashore paspalum (paspalum vaginatum).
Yes, Specticle G Herbicide is labeled to prevent dove weed from germinating when applied before it germinates as directed on the product label.