Is Surflan Still Available

Note: Surflan has been discontinued by the manufacturer.

Why is Surflan discontinued?

“The manufacturing facility was damaged and the active ingredient (oryzalin) is in very short supply. It is unclear if oryzalin will or will not be discontinued.”

How do you use pre-emergent Surflan?

Surflan AS, as a pre-emergent herbicide does not control emerged weeds. It is used during early spring to summer sprayed to the soil surface of over the top of germinating weeds. For turf grass rate(warm season turfgrasses), use Use 1-1.5 oz, per gallon of water, per 1,000 square feet.