Spectracide Weed & Grass Killer Concentrate
Best concentrated solution for homeowners needing fast, versatile vegetation control.
Spectracide Weed & Grass Killer Concentrate offers a powerful, nonselective solution to eliminate unwanted vegetation down to the root. Ideal for driveways, walkways, and around trees and flower beds, it provides fast visible results in as little as three hours. The rainproof formula is effective after just fifteen minutes, allowing for quick application. Simply mix with water and apply using a tank sprayer. You can replant flowers, trees, and shrubs in treated areas after just one day, making yard maintenance efficient and effective.
$19.99
Owner Satisfaction
4.5
/ 5
Category Rank
173
/ 514
#173 in Herbicides
Price vs Category Average
-80%
Below average
Capacity
40
/ fl oz
Who it's for
- Budget-conscious homeowners treating large outdoor spaces
- Impatient gardeners needing immediate visual confirmation of results
- Property owners clearing stubborn growth from hardscapes
Who should skip it
- Careless gardeners working near delicate flower beds
- Busy users preferring the convenience of ready-to-use sprays
- Families with active pets and small children
Performance breakdown
Action Speed
Visible results in three hours outperform most standard garden herbicides.
Weather Resilience
Rainfast in fifteen minutes ensures effectiveness despite unpredictable weather conditions.
Replanting Efficiency
One-day turnaround allows for rapid garden redesign and new plantings.
Application Versatility
Concentrated formula handles everything from patio cracks to delicate flower beds.
Ease of Preparation
Simple mixing process makes tank sprayer application straightforward for home gardeners.
Root Penetration
Systemic action ensures weeds are destroyed completely rather than just surface-level.
Key Specs
Capacity
40 fl oz
Target Weed Type
Grassy Weeds
Selectivity Type
Non-Selective
Application Form
Concentrate
Application Timing
Post-Emergent
Application Area
Driveways and Patios, Flower Beds, Around Trees and Shrubs
Rainfastness Time
15 minutes
Visible Results Time
0.125 days
Features
- Eliminates weeds and grass down to the root.
- Fast visible results in 3 hours.
- Rainfast in 15 minutes.
- Versatile for driveways, walkways, and beds.
- Allows replanting after 1 day.
- Easy to mix and apply.
- Non-selective weed control.
- Concentrated formula for multiple uses.
What customers say
Customers consistently praise the Spectracide concentrate for its exceptional reliability and strong value proposition. Reviewers frequently note how quickly this formula eliminates stubborn weeds and grass, often seeing results within hours or a day. The concentrate format offers significant cost savings compared to ready to use alternatives, making it a highly efficient solution for large areas. Users appreciate the straightforward mixing instructions, confirming its ease of use and powerful performance. This product delivers professional grade results without the premium price tag.
Know before you buy
You will typically see visible results in as little as three hours. The formula works by killing weeds and grass down to the root.
Yes, it is suitable for use around trees, shrubs, and flower beds. However, because this is a non-selective herbicide, be careful to avoid spraying the foliage of plants you want to keep, as it will damage any vegetation it touches.
You can safely replant flowers, trees, and shrubs in the treated area after just 24 hours.
The formula is rainproof in just 15 minutes. If it rains after this window, the effectiveness of the product will not be compromised.
For the best results, apply this product when temperatures are at least 60 degrees Fahrenheit. Applying in cooler temperatures may slow down the visible results.
This is a concentrate, so you will need to mix it with water according to the label instructions. It is designed to be applied using a standard tank sprayer.
Still have a question?
Ask Hayley anything about this product before you decide.
Ready to buy?
$20