Ultimate Pre Emergent Herbicide List for Gardens

pre emergent herbicide list

Are you tired of battling stubborn weeds in your garden? Maintaining a beautiful and weed-free garden requires proper care and preventive measures. One effective way to prevent weed growth is by using pre-emergent herbicides. These herbicides act as a barrier, preventing weed seeds from germinating and taking root in your garden.

If you’re looking for the ultimate pre-emergent herbicide list for your garden, you’ve come to the right place. In this article, we will explore a range of synthetic and organic options that can help you keep your garden weed-free and thriving.

From lawn care to landscaping and ornamentals, we have researched and compiled a list of the best pre-emergent herbicides available. Whether you prefer synthetic options for professional durability or organic alternatives for a more natural approach, we have options that cater to your needs and preferences.

By utilizing pre-emergent herbicides, you can stay one step ahead of weeds and ensure that your garden remains healthy and vibrant. Let’s dive into our comprehensive list of pre-emergent herbicides and discover the best options for effective weed prevention in your garden.

Quali-Pro Prodiamine 65 WDG

When it comes to professional strength weed prevention for your lawn and landscaping, Quali-Pro Prodiamine 65 WDG is the go-to solution. This powerful pre-emergent herbicide effectively stops the growth of grassy and broadleaf weeds, keeping your outdoor spaces pristine.

Quali-Pro Prodiamine 65 WDG is suitable for both spring and fall applications, making it a versatile choice for year-round weed control. Whether you have a residential lawn, commercial landscaping, or even a golf course or nursery, this liquid herbicide has got you covered.

One of the key advantages of Quali-Pro Prodiamine 65 WDG is its ease of use. Simply mix it with fertilizers or iron solutions, and apply it using a sprayer. Its professional strength formula ensures thorough and long-lasting weed prevention, saving you time and effort in maintaining your outdoor spaces.

This potent herbicide is particularly effective against common invasive weeds such as annual bluegrass, crabgrass, and spurge. However, keep in mind that it may be less effective on ragweed. While this herbicide is highly efficient in weed prevention, be cautious as it can stain clothes during application.

Dimension 2EW: Effective Pre-Emergent Crabgrass Treatment for Safe Turfgrass and Broadleaf Weed Control

When it comes to maintaining a healthy and vibrant lawn, preventing the growth of crabgrass and other weeds is crucial. Dimension 2EW is a highly effective pre-emergent herbicide that offers targeted control over crabgrass and broadleaf weeds, all while being safe for your turfgrass.

With Dimension 2EW, you can proactively address weed growth before it becomes a problem. This liquid herbicide should be applied before weed germination to ensure the best results. It acts by creating a barrier that stops weeds from taking root in your lawn.

One of the standout features of Dimension 2EW is its compatibility with various turfgrass types, including both cool-season and warm-season varieties. This makes it an ideal choice for homeowners and professional landscapers alike. Plus, golf course owners will also appreciate its safety and effectiveness on their turf.

Crabgrass is a common weed that can quickly take over a lawn if left unchecked. However, with Dimension 2EW, you can effectively prevent its growth, along with other summer grassy weeds. In addition to crabgrass control, this herbicide also tackles many broadleaf weeds, giving you comprehensive weed protection.

Applying Dimension 2EW is a breeze. It comes in a convenient .5 gallon size and can be easily applied using a handheld or backpack sprayer. Just follow the label instructions for the correct application rate. Remember to apply it before weed germination to maximize its effectiveness.

As you prioritize the health and appearance of your turf, Dimension 2EW provides the peace of mind you need. With its powerful pre-emergent crabgrass treatment and broadleaf weed control, you can maintain a beautiful and weed-free lawn all season long.

Barricade from The Andersons

Barricade from The Andersons is a highly effective granular herbicide designed specifically for landscaping. This pre-emergent herbicide is applied using a spreader, making it easy to distribute evenly across your lawn and garden. With Barricade, you can proactively prevent the growth of 30 broadleaf weeds, including troublesome pests like annual bluegrass and crabgrass.


What sets Barricade apart is its granular formula, which allows for better coverage and control over weed growth. While it may be more challenging to apply than a liquid solution, the granular form of Barricade provides long-lasting protection, even in freezing temperatures. Its efficacy against a wide range of broadleaf weeds makes it a top choice for maintaining a pristine landscape.

Espoma Organic Weed Preventer

Espoma Organic Weed Preventer is a natural weed inhibitor made from 100% corn gluten meal. It is an organic pre-emergent herbicide that effectively controls the growth of unwanted weeds in your garden. This granular product is safe for use on established lawns and crop fields, making it an ideal choice for organic weed control.

Extensive research conducted by Iowa State University has shown that corn gluten meal acts as a natural pre-emergent herbicide. It works by inhibiting the root development of germinating seeds, preventing them from growing into mature weeds.

When applied correctly and at the right time, Espoma Organic Weed Preventer can effectively prevent the growth of common weeds such as crabgrass and dandelions. By adding nutrients to the soil, it not only controls weeds but also nourishes your plants, promoting their healthy growth.

To apply Espoma Organic Weed Preventer, simply spread the granules evenly over the desired area using a spreader. Watering the area after application will activate the corn gluten meal and initiate the weed control process. Remember, consistency is key when using organic weed control methods.

In conclusion, Espoma Organic Weed Preventer is an effective, natural weed inhibitor that harnesses the power of corn gluten meal to control weeds in your garden. By choosing this organic pre-emergent herbicide, you can maintain a healthy and weed-free garden without the use of chemical-based products.

Preen Extended Control Weed Preventer

Preen Extended Control Weed Preventer is a granular pre-emergent herbicide that provides long-lasting weed prevention for up to 6 months. It is safe for over 600 plants, including perennial flowers and ground covers. However, it should not be used on lawns or edible crops.

Using Preen Extended Control Weed Preventer effectively prevents many common weeds, including clover, crabgrass, and dandelion. Its application is simple and only requires sprinkling from the bottle and watering to activate.

However, it is important to note that Preen Extended Control Weed Preventer is poisonous to pets and harmful to aquatic life. Therefore, it should be used with caution and kept away from pets and bodies of water.

What are the Best Pre Emergent Herbicides for Controlling Weeds in Gardens?

When it comes to pre emergent weed control strategies for gardens, some of the best herbicides include products containing pendimethalin, dithiopyr, and prodiamine. These herbicides effectively prevent weed seeds from germinating, making them a great choice for keeping gardens weed-free.


Maintaining a weed-free garden is crucial for the health and beauty of your outdoor space. Thankfully, pre-emergent herbicides provide an effective solution for preventing weed growth. By utilizing a well-curated pre-emergent herbicide list, including trusted brands like Quali-Pro Prodiamine 65 WDG, Dimension 2EW, Barricade from The Andersons, Espoma Organic Weed Preventer, Preen Extended Control Weed Preventer, and Scotts Turfbuilder Halts Crabgrass Preventer, you can take proactive measures to keep weeds at bay.

When selecting the right herbicide for your specific needs, consider factors such as the type of herbicide, ingredients, application method, coverage area, and target weeds. Each product has its unique advantages and applications, catering to various garden sizes and weed types. By understanding these nuances, you can make an informed choice that aligns with your garden’s requirements.

Remember, successful weed prevention relies not only on choosing the right pre-emergent herbicides but also on proper application and maintenance. Follow the instructions provided by the manufacturer to ensure optimal results. Regularly inspect your garden for any signs of weed growth and address them promptly. With consistent effort and the right pre-emergent herbicides, you can enjoy a beautiful and weed-free garden all season long.

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