Hi-Yield Killzall Weed and Grass Killer
Best heavy-duty solution for homeowners tackling stubborn vegetation and landscape clearing.
This heavy-duty concentrate is the nuclear option for reclaiming your landscape from aggressive weeds and brush. Its double-surfactant formula works with ruthless efficiency, though you must be precise with your application to avoid harming the plants you actually want to keep.
$16.99
at
RedBarn Feed & Supply
Who it's for
- Gardeners battling deep-rooted, stubborn perennial weeds
- Budget-conscious homeowners managing large landscaping areas
- Landscapers needing a versatile solution for total vegetation removal
Who should skip it
- Gardeners wanting immediate visual confirmation of weed death
- Careless applicators working near delicate flowers or shrubs
- Users preferring the convenience of ready-to-use formulas
Performance breakdown
Vegetation Eradication Speed
Double-surfactant system delivers visible results faster than standard glyphosate formulas.
Application Versatility
Handles everything from driveway cracks to stubborn woody stump removal.
Concentration Potency
High-strength 41% active ingredient ensures maximum efficacy per diluted gallon.
Mixing Convenience
Requires precise measurement to avoid over-application or wasted product.
Surface Compatibility
Safe for use near established ornamentals when applied with careful precision.
Drying Efficiency
Advanced formula minimizes wait times before rain-fast protection kicks in.
Key Specs
Formulation Type
Super Concentrate
Application Rate (General)
3 tablespoons per gallon of water
Application Rate (Tough Weeds/Brush)
5 tablespoons per gallon of water
Selectivity
Non-selective
Available Sizes
16 oz, 32 oz, 1 Gallon
Application Area
Driveways, Flower Beds
Application Method
Spray
Weed Control Type
Non-selective
Application Timing
Post-emergent
Season of Use
Spring, Summer, Fall
Know before you buy
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Ask Metto anything about the Hi-Yield Killzall Weed and Grass Killer before you decide.