Casoron Weed and Grass Killer
Best long term weed prevention for established landscape beds
This granular treatment stops weeds and grasses before they start, offering a low-effort way to maintain clean garden beds. By creating a protective barrier in the soil, it provides season-long defense for established ornamentals and fruit-bearing plants without the need for constant reapplication.
$31.98
at
Lowe's
Who it's for
- Homeowners seeking low-maintenance landscaping solutions throughout the year
- Gardeners battling persistent invasive species in established woody ornamental beds
- DIYers wanting a straightforward process for treating large outdoor areas
Who should skip it
- Users in warm climates or those who missed the winter window
- Landscapers maintaining delicate mixed borders or active vegetable gardens
- Gardeners planning to renovate or add new plants soon
Performance breakdown
Preventative Efficacy
Stops germination in its tracks, effectively halting weeds before they appear.
Application Longevity
A single treatment creates a reliable barrier lasting the entire season.
Ornamental Safety
Formulated to protect established trees and shrubs without causing root damage.
Ease of Application
Granular format allows for simple, even distribution across garden beds.
Coverage Efficiency
Provides solid value for mid-sized landscapes, though large plots require multiple bags.
Activation Simplicity
Requires only a thorough watering to lock the protective barrier in place.
Key Specs
Weight
8 lbs
Coverage Area
1700 sq ft
Formulation
Granules
Application Timing
Pre-Emergent
Application Area
Ornamental trees, shrubs, fruit trees, nut trees, berry plants
Effectiveness Duration
Season long
Know before you buy
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Ask Metto anything about the Casoron Weed and Grass Killer before you decide.
