SKU: 34159315852
dimethylamine herbicide

dimethylamine herbicide Prime Source

Sale price$24.55 Regular price$27.28
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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1

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Description

dimethylamine herbicide 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 Ingredients is Dimethylamine

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 Ingredients is 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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All sales are final; no cancellations, returns, or exchanges


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]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 34159315852

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4.4 ★★★★★
Based on 22 reviews
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Rachel Chavez
Massapequa, US
★★★★★ 5
Great daily sunscreen with lightweight feel
Size: 1.7 Fl Oz (Pack of 1), Size: 1.7 Fl Oz (Pack of 1)
I’ve been using this sunscreen daily and I really like it. It feels very light on the skin, absorbs quickly, and does not leave a greasy or heavy feeling. It also works well under makeup and does not cause breakouts. I feel my skin is well protected from the sun and it’s gentle enough for everyday use. I highly recommend it for anyone looking for a reliable sunscreen.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 19, 2026
Y
Verified Purchase
Yeimy santos
Lowell, US
★★★★★ 5
Great for oily acne-prone skin
Size: 3 Fl Oz (Pack of 1)
I have oily, acne-prone skin, and this sunscreen has worked really well for me. It doesn’t feel overly greasy or too dry, and it sits nicely on my skin without making my face feel heavy. I’ve been using it for a long time, and honestly, it’s the only sunscreen I keep going back to because it works so well with my skin. It feels comfortable for daily use and gives good protection without causing extra breakouts for me.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 16, 2026
L
Verified Purchase
lyn
Lake Worth, US
★★★★★ 5
Great for oily skin!
Size: 3 Fl Oz (Pack of 1)
Definitely leaves white cast, I’m pretty fair skinned, makes me look like a ghost. Just rub it in your hands first, breaks into the mineral so minimize the white cast look. It feels lightweight and as someone with pretty oily skin it does a pretty good job!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 30, 2026
N
Verified Purchase
Nathan
Chelsea, US
★★★★★ 4
Great for Oily, Rash-Prone Skin, But Be Wary of the Residue
Size: 1.7 Fl Oz (Pack of 1)
This sunscreen is a really solid option if you have sensitive, rash-prone, and oily skin like mine. I’ve found it’s one of the few sunscreens that doesn't cause any irritation, which is a huge benefit for me. On top of that, it leaves a truly matte finish, so I don't feel greasy or shiny throughout the day. The only reason I can't give it five stars is that it leaves behind small, dried white bits on my face. They can be a bit annoying and make the application look a little messy. Overall, it's a good sunscreen that works well with my skin type, but the white residue is a definite drawback.
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Reviewed in the United States on August 24, 2025
B
Verified Purchase
Brent Freeman
Lowell, US
★★★★★ 5
This stuff is magic!
Size: 1.7 Fl Oz (Pack of 1)
I farm and garden. I spend hours outdoors in the summer, and for years, I’ve hated wearing sunscreen because it made my face feel hot and sticky. This sunscreen is none of that. I received a small sample tube of it from the dermatologist and instantly fell in love with it. It goes on smooth and covers well. But the thing I love about it is that I don’t feel like I’m wearing sunscreen once it absorbs into my skin. I forget about it! It doesn’t combine with my sweat and run into my eyes, making them sting. It doesn’t irritate sensitive skin or clog my pores. This stuff is magic and I will be using it daily. It’s not the least expensive sunscreen out there, but it’s worth it!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 12, 2026

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