Finalsan Weed Grass Algae and Moss Killer – 2.5 Gallon

$149.95

Finalsan Herbicidal Soap is a non-selective fast-acting weed, grass, algae, lichen, and moss killer that controls and suppresses many common annual, biennial, and perennial weeds that grow around field-grown vegetables and fruits, trees and shrubs, and on roofs, decks, patios, walks, bricks, and cement.

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Helena Chemical

Finalsan Weed Grass Algae and Moss Killer – 2.5 Gallon
Powerful, Non-Selective Weed & Moss Control for Any Season

Finalsan Weed Grass Algae and Moss Killer is a fast-acting, non-selective herbicidal soap designed to control a wide range of weeds, grasses, algae, lichen, and moss. Formulated with 22% ammoniated soap of fatty acids, this environmentally friendly solution is ideal for treating weeds around vegetables, fruits, trees, shrubs, and hard surfaces like roofs, decks, patios, and sidewalks. With no harmful residue left in the soil, Finalsan Herbicidal Soap can be used year-round, even in cooler weather, for effective and safe weed and moss management.

Key Benefits

  • Fast-Acting & Non-Selective: Quickly controls weeds, grasses, algae, moss, and lichen, providing visible results in just a few hours to 2 days.
  • Broad-Spectrum Control: Targets a variety of common annual, biennial, and perennial weeds.
  • Non-Staining & Safe: The specially formulated ammoniated soap of fatty acids won’t stain surfaces and leaves no harmful residue in the soil.
  • Year-Round Use: Can be applied anytime, even in cooler temperatures, ensuring effective control in all seasons.
  • Versatile Applications: Perfect for use on vegetable and fruit fields, trees, shrubs, and hardscapes like roofs, patios, and sidewalks.
  • Easy Application: Apply as a diluted solution to ensure thorough coverage and effective weed and moss suppression.

Where to Use

  • Field-grown vegetables and fruits
  • Trees and shrubs
  • Roofs, decks, patios, bricks, cement, and walks
  • General landscaping and hard surfaces

How to Use
For effective weed and grass control, mix 12.8 – 21 oz per gallon of water (10% – 16.7% solution) and apply at a rate of 2 – 5 gallons per 1,000 sq. ft. For moss and algae control, use 6.4 oz per gallon of water (5% solution) and apply at 8.3-25 gallons per 1,000 sq. ft. Thoroughly spray the target area, ensuring complete coverage for best results. For spot treatments, apply directly to the weed’s center to the point of runoff.


Finalsan Weed, Grass, Algae, and Moss Killer is a reliable, fast-acting solution for homeowners and professionals seeking an effective herbicide. With 22% ammoniated soap of fatty acids, it offers powerful control over common weeds, grasses, moss, and algae without harming the environment. The product can be safely used throughout the year and on a variety of surfaces, ensuring versatile application for any garden or landscape. Trust Finalsan Herbicidal Soap to deliver visible results quickly and keep your garden and hardscapes weed and moss-free.

Note: Repeat treatment every 2 to 3 weeks to manage new growth and re-infestations. Avoid spraying on desirable plants.

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Weight18.1436948 lbs

Brand

Helena Chemical

Founded in 1957, Helena Chemical Company has grown to be one of the nation’s foremost distributors of crop protection and crop production inputs and services for agricultural, turf & ornamental, forestry, aquatics and vegetation management markets.

Helena Chemical
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