2-In-1 Moss & Algae Killer is a fast-acting moss, algae, and lichen killer. On wood, concrete, and asphalt, a single application will control moss and algae for several months to one year. It will not stain concrete, pavement, stucco or wood.
This product may be applied to lawns and ornamental gardens, around and on homes and other buildings, and home greenhouses.
It may also be applied to roofs; cedar shakes and composition shingles; cedar siding; stucco; cedar, redwood and CCA-treated wood decks and fences; brick, stone and concrete walkways, sidewalks and driveways; growing containers; other structural surfaces; hardened bark of trees; bark mulch; pavement; gravel; patios; asphalt; automobile exteriors; and the exteriors of motor homes and boats.
No mixing is required. When connected to your garden hose, the valve inside the bottle siphons the proper amount of liquid to mix with the water to deliver the proper amount of product to the target area.
Shake the bottle well before use. Connect your garden hose to the sprayer. Turn on your water. Begin at the farthest point in the area to be treated and walk backwards. This bottle treats 500 sq ft. DO NOT use on lawns if the temperature exceeds 85° F.
Test spray a small area prior to use. Thoroughly soak mold, mosses, mildew, algae, lichens, and liverworts with solution. Do not heavily water or irrigate for 6 hours after spraying. Reapply every two (2) weeks as needed.