PBI Gordon
Ornamec 170 Herbicide
Best selective herbicide for gardeners managing grass in ornamental beds.
Ornamec 170 is a specialized grass herbicide formulated for post-emergent control of stubborn grasses like bermudagrass and crabgrass within established ornamental beds, tree wells, and fencelines. This selective formula targets only grasses, ensuring desirable shrubs, trees, and groundcovers remain unharmed. It comes pre-mixed with a surfactant, simplifying the application process as no extra additives are required. Growth is halted within 48 hours, leading to complete control in one to three weeks. A single 32 oz. bottle covers up to 5,000 square feet and becomes rain-fast just one hour after application, offering an efficient alternative to manual weeding.
$34.08
More Ornamec Options
Owner Satisfaction
4.7
/ 5
Category Rank
6
/ 555
#6 in Herbicides
Price vs Category Average
-65%
Below average
UPC
070251677863
Who it's for
- Gardeners protecting delicate flowers and shrubs from invasive grasses
- Landscapers battling stubborn perennial grasses like Bermuda and crabgrass
- Homeowners seeking permanent solutions for recurring weed problems
Who should skip it
- Lawn owners needing to control weeds within their turfgrass
- Busy gardeners unable to monitor weed growth cycles closely
- Budget-conscious buyers managing large-scale landscape areas
Performance breakdown
Selectivity Precision
Targets invasive grasses while leaving delicate ornamental plants completely untouched.
Application Convenience
Pre-mixed surfactant eliminates the need for messy measuring and extra additives.
Speed of Efficacy
Growth halts within 48 hours for rapid visual landscape improvement.
Weather Resilience
Rain-fast in just one hour, providing flexibility for unpredictable weather conditions.
Coverage Efficiency
One quart treats 5,000 square feet, offering solid value for residential beds.
Labor Reduction
Effectively replaces the back-breaking chore of manual weeding in landscape beds.
Key Specs
UPC
070251677863
Manufacturer
PBI Gordon
EPA Registration
2217-751
Container Size
32 oz (Quart)
Coverage Area
Up to 5,000 sq. ft. per unit
Features
- Selective grass control that spares most ornamental plants
- Pre-mixed with surfactant for easy, ready-to-use mixing
- Fast-acting formula stops grass growth within 48 hours
- Achieves full grass control within 1 to 3 weeks
- Rain-fast within one hour of application
- Ideal for maintenance in landscape beds, tree wells, and fencelines
- Eliminates the need for labor-intensive hand-weeding
What customers say
Consumers consistently highlight the exceptional reliability of Ornamec 170, noting its precise ability to eliminate stubborn grassy weeds like bermudagrass without harming delicate ornamentals. This targeted effectiveness solves a major gardening challenge. While the initial investment is higher than generic options, users overwhelmingly agree that the product delivers superior, long term value. It is considered a necessary and highly effective tool for maintaining pristine landscapes, justifying the premium price through dependable results.
Know before you buy
No, Ornamec 170 is a selective herbicide designed to target only grasses. It is safe to use around most established ornamental plants, trees, and groundcovers without causing damage.
No, the formula is pre-mixed with a surfactant. You can apply it directly according to the label instructions without needing to purchase or add any additional wetting agents.
You will notice that grass growth stops within 48 hours of application. Complete control and death of the targeted grasses typically occur within one to three weeks.
Ornamec 170 becomes rain-fast just one hour after application. As long as the product has had at least one hour to dry on the foliage, rainfall will not wash it away or reduce its effectiveness.
A single 32 oz. bottle of Ornamec 170 covers up to 5,000 square feet. Be sure to measure your landscape beds accurately to ensure you have enough product for your specific project.
No, this product is intended for use in ornamental beds, tree wells, and fencelines. Because it is a grass-specific herbicide, it will likely damage or kill the desirable grass in your lawn if applied directly to it.
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