Q4 Plus is highly selective on cool-season turf grasses. Labeled species include bluegrasses, ryegrass, tall fescues, and bermudagrass. Q4 Plus herbicide has a CAUTION signal word, a good toxicological profile, is rain-fast in 6 hours and has a 4 week reseeding interval.
Convenient post-emergent control of both grassy and broadleaf weeds
Crabgrass and foxtail control
Yellow nutsedge control
Wide window of application for broadleaf weeds
Protox inhibitor activity for rapid desiccation and death of broadleaf weeds
Fast visual response
Highly selective on cool-season turf grasses
For use on bluegrass, ryegrass, tall fescue and bermudagrass and zoysia
Rain-fast in 6 hours
Suitable for applications up to 90 degrees F
Water-based formulation
Per the product label: Turfgrass tolerance to this product may vary and temporary turfgrass yellowing may occur on fine fescues, Bermudagrass, and zoysiagrass (see specific Bermudagrass and zoysiagrass sections). Apply only to fine fescue when it is part of a mixed stand of cool-season turf/cool-season blends.  Tolerant turf species listed on this label may exhibit temporary turf injury. The best tolerance occurs under optimal conditions for the turfgrass.