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Ferti-lome OMRI Grass & Weed Killer RTU

SKU: 2070460-P
UPC: 732221161061
$12.99 - $53.99

NON-SELECTIVE GLYPHOSATE ALTERNATIVE

  • Non-selective, fast-acting formula that kills unwanted grass, weeds, moss, and algae.
  • Organic-approved herbicidal soap made with ammoniated fatty acids for natural vegetation control.
  • Ready-to-use formula—no mixing required for quick spot treatments.
  • Ideal for use around flowers, shrubs, trees, planters, raised beds, walkways, and mulch areas.

Fertilome Grass & Weed Killer RTU is a fast-acting, non-selective herbicidal soap designed to eliminate unwanted grasses, weeds, moss, and algae on contact. Formulated with ammoniated soap of fatty acids, this organic-approved solution is perfect for spot treatments around ornamental landscapes, raised beds, mulch areas, and hardscapes where quick, effective vegetation removal is needed. The ready-to-use format makes application simple—just spray directly on young or small weeds for best results. This natural, non-glyphosate alternative provides reliable performance all season long while giving gardeners a safe and efficient option for maintaining clean, weed-free outdoor spaces.


Key Benefits

Non-selective herbicide alternative; kills on contact; works on weeds, moss, algae; no mixing required; safe for use around ornamentals when applied carefully.

Where to Use

Use around ornamental flowers, mature shrubs, trees, bark mulch, raised beds, planters, containers, driveways, patios, walking paths, and other landscape structures.

How It Works

Uses ammoniated soap of fatty acids to break down plant cell walls, causing rapid dehydration and dieback within hours. Particularly effective on small, young, or tender vegetation.

Application Instructions

Shake well before use. Do not dilute.
Spray weeds and unwanted vegetation until foliage is thoroughly wet.
For best results, apply when weeds are young (under 5 inches tall) and weather is dry and warm.
Repeat application every 2–3 weeks as needed.

Active Ingredient

Ammoniated Soap of Fatty Acids – 3.68%.

Target Vegetation

Kills unwanted weeds, grass, moss, algae, and other listed vegetation; suitable for perennial and bi-annual weed suppression.

Safety Information

Avoid contact with desirable plants; spray only on targeted vegetation. Safe for people and pets once the spray has dried. Avoid application within 3 hours of expected rainfall.

Performance Expectations

Visible results may appear in as little as 20 minutes depending on weather and plant type. Tough or established weeds may require repeated treatments.

Storage & Handling

Store in a cool, dry place away from direct sunlight. Do not freeze. Keep out of reach of children and pets.

Want to learn more? Check out our related GrangeKnows articles

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NON-SELECTIVE GLYPHOSATE ALTERNATIVE

  • Non-selective, fast-acting formula that kills unwanted grass, weeds, moss, and algae.
  • Organic-approved herbicidal soap made with ammoniated fatty acids for natural vegetation control.
  • Ready-to-use formula—no mixing required for quick spot treatments.
  • Ideal for use around flowers, shrubs, trees, planters, raised beds, walkways, and mulch areas.

Fertilome Grass & Weed Killer RTU is a fast-acting, non-selective herbicidal soap designed to eliminate unwanted grasses, weeds, moss, and algae on contact. Formulated with ammoniated soap of fatty acids, this organic-approved solution is perfect for spot treatments around ornamental landscapes, raised beds, mulch areas, and hardscapes where quick, effective vegetation removal is needed. The ready-to-use format makes application simple—just spray directly on young or small weeds for best results. This natural, non-glyphosate alternative provides reliable performance all season long while giving gardeners a safe and efficient option for maintaining clean, weed-free outdoor spaces.


Key Benefits

Non-selective herbicide alternative; kills on contact; works on weeds, moss, algae; no mixing required; safe for use around ornamentals when applied carefully.

Where to Use

Use around ornamental flowers, mature shrubs, trees, bark mulch, raised beds, planters, containers, driveways, patios, walking paths, and other landscape structures.

How It Works

Uses ammoniated soap of fatty acids to break down plant cell walls, causing rapid dehydration and dieback within hours. Particularly effective on small, young, or tender vegetation.

Application Instructions

Shake well before use. Do not dilute.
Spray weeds and unwanted vegetation until foliage is thoroughly wet.
For best results, apply when weeds are young (under 5 inches tall) and weather is dry and warm.
Repeat application every 2–3 weeks as needed.

Active Ingredient

Ammoniated Soap of Fatty Acids – 3.68%.

Target Vegetation

Kills unwanted weeds, grass, moss, algae, and other listed vegetation; suitable for perennial and bi-annual weed suppression.

Safety Information

Avoid contact with desirable plants; spray only on targeted vegetation. Safe for people and pets once the spray has dried. Avoid application within 3 hours of expected rainfall.

Performance Expectations

Visible results may appear in as little as 20 minutes depending on weather and plant type. Tough or established weeds may require repeated treatments.

Storage & Handling

Store in a cool, dry place away from direct sunlight. Do not freeze. Keep out of reach of children and pets.

Want to learn more? Check out our related GrangeKnows articles