Description
Summary
Finalsan is a non-selective (kills everything) herbicide. It is a concentrate, so it is diluted in water. Mixed effectiveness but quite affordable, please temper your expectations. Fully legal and no license required. No odor. Results visible by 2-3 days. Does not stain and environmentally friendly. This 10L jug creates about 60L of solution.
Composition
Active Ingredient: Ammonium soap of fatty acids 22.10%
Usage
Please see the label for complete and exact information, below is simply our summary/recommendations
- Wear gloves, pants and a mask, at minimum
- Controls moss, algae, grass, weeds such as (but not limited to): chickweed, corn spurry, dandelion, groundsel, lamb’s-quarters, mouse-eared chickweed, mustards, plantain and round leaved mallow.
- Mix 1 part finalsan per 5 parts water (or 1 part finalsan in 19 parts water for moss)
- Do not spray if it will rain within 4 hours, best used when sunny and not too hot (not above 30C ideally). Must be at least 15C as well.
- Coverage is about 19200 square feet.
Storage
Avoid freezing.
Help
See my lawn guide for information about when to use this product on your lawn

