Effective Weed Killer (Complete Guide)

Woman spraying plants

Weeds are the primary problem for every homeowner. We quickly get destroyed by the weeds ruining the beauty of our lawns and gardens. You have to act fast because weeds spread like wildfire, which is bad for plant health. It takes over the nutrient sources of your grass and plants, leaving them to wither and die. 

This article will guide you on how to use the weed killer effectively. This will also help you to get rid of the weeds that destroy the elegance of your home’s lawn and landscapes, driveways, patios, etc.

How To Choose The Most Effective Weed Killer

Weeds are plants that grow everywhere, which are very unpleasant to our eyes and are unwanted. In choosing effective weed killers, you need to know what kind of weed they are to understand what type of weed killer to buy.

It is essential to correctly identify weeds to plan the attack strategically and invest in a weed killer that can assure the efficacy to kill weeds and end weed problems effectively.

Here are the types of weeds you need to know. 


Germinates and spreads to your lawns, patios, and landscapes. This type of weed has a lifespan of 12 months. 


This type of weed commonly has a lifespan of 2 years. In its 1st year, these weeds germinate and form rosettes. In the 2nd year of its lifespan, it starts to produce flowers and seeds.


This type of weed produces flowers annually. Also, have long taproots in addition to seeds. This type of weed is the most difficult to control, and it requires a potent weed killer. 

Once you have identified the type of weed your yard has, then you can quickly know what kind of weed killer to buy to end the spread of weeds. But before that, you need to know the type of weed killer best for the type of weeds you have. 

Types of Weed Killer and How It Works

Residual Weed Killer

This weed killer is commonly referred to as soil acting. It targets the weed’s internal structure through its roots. It is best applied in your driveways and pathways or any hard surfaces. This type of weed killer is very strong and harms the soil once applied; soil is considered unfit for weeds to grow for about two years.

Systemic Weed Killer

This type of weed killer travels through the weed’s vascular system down to the roots. Its effectiveness will be visible in a week or two. It works better when the weed is still active. It has a mixture of herbicides such as dichlorophenoxyacetic acid, dicamba, sethoxydim, and imazaquin that kills weeds efficiently. This type of weed killer is the most effective weed killer for lawns.

Contact Weed Killer

This type of weed killer commonly targets the stem and its leaves, then absorbed by the plant, preventing further photosynthesis. It is best to apply this type of weed killer early in the morning where the weeds are most active. 

This type of weed killer needs to contact the weeds directly because it cannot penetrate the weed’s roots. If the weeds did not kill on the first session of application, then you need to re-apply contact weed killers several times to ensure you get rid of the weeds. Lastly, this weed killer takes effect on its 2nd week on the day of your weed killer application.


Weed killers are significant for every homeowner, especially when weeds are over-killing your plants. Weed killers will help with your weed problems. You can get rid of the terrible weed growth as long as the back and knee pains. So don’t hesitate to use weed killers for your terrifying weeds, making your lawns, patios, landscapes, and gardens look bad.

Choosing the right weed killer can be a tricky thing, but with the help of this article, a painful experience can be made much more enjoyable! We hope that we have helped you on your journey in finding that perfect weed killer.