Use Ortho® GroundClear® Super Weed & Grass Killer1 kills 175 different types of weed and grasses including crabgrass， dandelion， nutsedge， and oxalis. The quick kill， dual-action formula starts working immediately as one ingredient kills on contact while the other penetrates deep into the plant to kill all the way down to the roots. Sprayed weeds usually begin to wilt within hours after being treated， with weeds completely killed in 1 to 2 weeks. Apply this ready-to-use weed and grass killer in landscape areas， patios， walkways， gravel， mulched areas， along houses and fence lines， and on driveways when weeds are actively growing and the air is calm.

To use this refill bottle， remove the Comfort Wand from an empty Ortho® GroundClear® Super Weed & Grass Killer1 container and attach the sprayer holder to this refill bottle by sliding the holder down onto the knob. Next insert the hose connector into the spout until it clicks. Now you can use the continuous spray Comfort Wand to start killing weeds easily and accurately without any bending， pumping， or hand-fatigue. Rainfall or watering 15 minutes after application will not reduce the effectiveness of this powerful weed control.

Product Features:

• The dual-action formula kills all types of weeds and grasses. One ingredient works on contact for results in hours while the additional ingredients move down the weed， penetrating deep to kill down to the roots within days to 1-2 weeks.
• A single application controls most listed weeds.
• The treated area will be rainfast in 15 minutes.
• Do not submerge this wand and container in water. When storing sprayer for long periods， remove batteries.
• When spraying， use a cardboard or plastic shield to protect desirable plants. If desirable plants are accidentally sprayed， rinse them off immediately with plenty of water. 
• Perennial landscape plants， trees， and shrubs can be planted 1 day after an application.
• When renovating a lawn， wait 7 days after the last application to rake， till， or replant with seed or sod.
• Only apply 1 gallon of this product per 350 sq. ft. in an application. If an additional treatment is needed， wait 28 days before retreating. You should only apply 2 gal. per 350 sq. ft.
• a year.
• Always keep the product in its original container and keep the container from freezing.