SKU: 63357502309
herbicides for crabgrass

herbicides for crabgrass Prime Source

Sale price$23.98 Regular price$26.64
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Ships within 48 hours · Estimated delivery Sep 15 - Sep 20

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Description

herbicides for crabgrass Prime SourceQuintessential takes quinclorac performance to the next level and is an excellent choice if you are going after crabgrass that has invaded your lawn. This is a selective, post emergent herbicide that can be safely applied to many types of turf to control a variety of broadleaf and grassy weeds, including crabgrass, foxtail, signal grass, and torpedo grass. Up to 90 day control for both broadleaf and grassy weeds Active Ingredient: Dimethylamine salt

Quintessential™ takes quinclorac performance to the next level and is an excellent choice if you are going after crabgrass that has invaded your lawn. This is a selective, post-emergent herbicide that can be safely applied to many types of turf to control a variety of broadleaf and grassy weeds, including crabgrass, foxtail, signal grass, and torpedo grass.

  • Up to 90-day control for both broadleaf and grassy weeds
  • Active Ingredient: Dimethylamine salt of Quinclorac 18.92%
  • Unique, patent-pending formulation powered by H-Value Technology, a proprietary performance additive that increases efficacy
  • Great for controlling crabgrass, including the mid-tiller stage of growth
  • Available in multiple sizes *

Product Description:

Quintessential alters the formulation of quinclorac in a way that improves the absorption of the product into the plant. That means faster activity and higher rate load in the targeted weed, as well as improved performance in drought stress or rainfast situations. And unlike any other herbicide on the market, Quintessential demonstrates improved control of crabgrass at all growth stages, including the problematic 3-5 tiller stage. 

This product can be applied to both residential and non-residential turf. Selective control means it doesn’t harm turf.

Quintessential can be applied from seven days prior to seeding and up to twenty-eight days after selected weeds have emerged. The use of methylated seed oil, such as Duo Stick Select is recommended to enhance the effectiveness of the product. If you cannot get methylated seed oil, a non-ionic surfactant can be used.

Target pests include Barnyardgrass, Black medic, Foxtails, Clover, Crabgrass (large & smooth), Daisy, Dandelion, Morningglory, Wild Violet, and more.

*Size options and coverage: 

  • 7.5 oz bottle =  covers up to 5,000 sq ft
  • 64 oz bottle = covers up to 42,600 sq ft

Application Information:

This is a liquid concentrate product you mix with water in a battery sprayer or pump sprayer. **You will also want to utilize a surfactant along with this product.

Quintessential can be used on all cool-season and some warm-season grasses; see the list below:

  • Cool-Season Lawns - Kentucky Bluegrass, Turf Type Tall Fescue (all fescues), Ryegrass.
  • Warm-Season Lawns - Bermuda, Zoysia,
  • Hybrid Bermuda could see some collateral stunting of growth

NOTE: Not for use with Centipede, Bahia, St Augustine grasses

 Coverage

7.5 oz bottle covers up to 5,000 sq ft at the rate of 1.45 oz per 1,000 sq ft

64 oz bottle covers up to 42,600 sq ft at the rate of 1.45 oz per 1,000 sq ft

Application  Details

Mix 1.45 oz per gallon of water in a backpack/pump sprayer and spray that evenly across 1,000 sq ft of lawn

In most cases, you should only have to spot spray or zone spray unless you have a REALLY big problem with crabgrass!

Water-In  Instructions

No watering or rainfall within 24 hours after application

If rainfall does not occur in 2 to 7 days after application, irrigation of at least 1/2 inch is desirable.

Product Resources:

Label/SDS: Quintessential Info
Package Includes:  (1) 7.5 oz bottle or (1) 64 oz bottle, based on selection
Storage: Store in a cool dry place away from direct sunlight. The product will store for 2 years under normal conditions.

Shipping Information:

Shipping Costs

Included for most states within the U.S.
NO P.O. Boxes

State Restrictions
Alaska (AK), California (CA) and Hawaii (HI)
Stickers

Sorry, no stickers with this item

Typical Delivery Time

4 - 7 business days

Product Type

Liquid Concentrate

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Some products may not be registered for sale or use in all states or counties and/or may have state-specific use requirements. This information is for reference only. It is the responsibility of the user to verify the product is registered and appropriate for use in a given state.


Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 63357502309

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4.0 ★★★★★
Based on 19 reviews
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Verified Purchase
LakeOfJudea
Lake Worth, US
★★★★★ 3
Busted spring on one side....
Color: Black, Size: 28-70"W x 48-120"H (Pack of 1), Color: Black, Size: 28-70"W x 48-120"H (Pack of 1)
I would have given it five stars except for the fact that 1) the instructions that come with it are miserable so you will definitely want to refer to the photos they have in the advertisement here, and 2) it appears that one of the vertical poles has a busted spring and I literally had to stuff some socks underneath it to make it hold. Definitely an eyesore, so I'm not thrilled about that. With that being said, I'm in an apartment and I don't want to drill in the walls to hang a curtain rod. My sliding glass doors have a track that I was able to get brackets that fit over the track to hold a pole, but I had one window that I could not do that with. I thought this would be an interesting way to hang curtains without doing damage. I considered those sticky tape curtain rod holders, but I was reading a lot of bad reviews about them not holding or them taking the paint off upon removal. I figured this was the better option and it gave the room some nice aesthetics because my furniture is farmhouse white wood with black iron accents, so this blended really well with the aesthetics of the room. I know that most people who did reviews used this product as its advertised to be a room divider for privacy... So I figured this is a nice way to review using this product in a different way. I just really can't stand window blinds, as they look so commercial and industrial to me... I needed a way to make the space seem more homey. While this is working fine for me, the reality is I have white lace curtains, which don't weigh much. I don't know that I could recommend this product, even though it says it can support a bit of weight, with curtains that are too heavy. Some of that, in part, is due to the fact that one of my springs is broken so it's not very stable as it is. However, even if I was not having the issue with the spring being busted on one side, I still don't think this would be good with heavy curtains (especially if you like opening your curtains frequently). It did come with curtain hooks if you have the kind of curtains that allow you to use hooks to hang them. I do not. My curtains just slide onto the pole. If they were the type that could be put up with hooks then opening and closing them would probably be easier and maybe not as big of a deal as it is for me with the type of curtains I have. I cannot comment on longevity as I just installed it today... If anything changes I will try to remember to come back and modify this review.
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Reviewed in the United States on July 6, 2025
A
Verified Purchase
Autumm Caines
Natrona Heights, US
★★★★★ 5
Easy setup works well
Color: Black, Size: 28-70"W x 48-120"H (Pack of 1)
I love these! Have bought two so far. Easy set up and no damage to walls. Room divider or window curtains. Works great!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 6, 2026
J
Verified Purchase
Jennifer
Belleville, US
★★★★★ 5
Easy peasy
Size: 1 Panel, Color: Black
Bought this single-panel room divider for my son so he has a little privacy when he has to keep his camera on for online classes. It’s lightweight, easy to set up, and does the job—he can focus without me photobombing in the background. He can feel like he has his own tiny corner office, even if it’s just the basement.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 29, 2026
A
Verified Purchase
Anonymous
West Palm Beach, US
★★★★★ 5
It serves it's purpose!!
Size: 1 Panel, Color: Black
Product really works well & serves it's purpose! Great height & width. It's flimsy, but it will stand still when put in place.
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Reviewed in the United States on April 4, 2025
A
Verified Purchase
Amazon Customer
Lowell, US
★★★★★ 1
Zero stars
Size: 1 Panel, Color: Black
The bars are impossible to screw in all the way so it’s not sturdy at all, trash and waste of time
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 15, 2026

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