Monterey Once a Year Insect Control II
Best low maintenance solution for protecting ornamental trees and shrubs.
This is the ultimate set-it-and-forget-it solution for protecting your landscape from persistent pests. By absorbing directly into the root system, it creates a weatherproof barrier that lasts all season. You sacrifice the ability to spot-treat specific outbreaks, but you gain the peace of mind that comes with year-long, systemic defense.
$21.99
Who it's for
- Homeowners seeking low-maintenance solutions for protecting ornamental trees and shrubs
- Gardeners wanting to protect tall trees without using ladder-based sprays
- Busy property owners who prefer a mess-free and efficient treatment process
Who should skip it
- Urban farmers looking for pest control for their backyard food crops
- Eco-conscious gardeners prioritizing the safety of local pollinator populations
- People needing immediate knockdown of an active, heavy insect infestation
Performance breakdown
Residual Efficacy
Full-year protection cycle significantly reduces the need for frequent reapplication.
Application Simplicity
Soil drench method eliminates complex spraying equipment and messy foliage coverage.
Systemic Absorption
Root-uptake mechanism ensures the active ingredient reaches the entire plant structure.
Weather Resilience
Internalized protection remains effective regardless of heavy rain or irrigation schedules.
Targeted Pest Range
Highly effective against stubborn borers and beetles, though not a catch-all.
Preparation Effort
Requires mixing concentrate, which adds a minor step before application begins.
Key Specs
Active Ingredient
Imidacloprid
Duration of Effectiveness
365 days
Rain Resistant
Yes
Ready to Use
No
Application Method
Soil drench
Formulation Type
Concentrate
Pest Type Targeted
Insects
Target Area
Outdoor
Pet Safe
No
Child Safe
No
Know before you buy
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