company tower banner
Knox Fertilizer Company Company Logo

BARRICADE® 28 20-0-4

1 of 4 products in this brand
BARRICADE® 28 20-0-4 is a premium grade preemergent herbicide and turf food combination. Formulated for the demanding turf professional that wants a season long control with one application. When properly applied this product will control annual grasses and many common weeds depending on use rates. This product contains 35% of the nitrogen from PolymerEncapsulated urea (XRT). XRT is a new controlled release technology that delivers a more uniform and predictable release of nutrient for a period of up to 90 days. For Extended Release. Technology, trust in XRT to deliver the lasting performance you demand.

Functions: Fertilizer, Herbicide

Chemical Family: Potassium Salts, Urea & Urea Derivatives

Application Technique: Spreaders

  • TypeDocument Name
View All Documents

Knowde Enhanced TDS

Identification & Functionality

Agrochemical Functions
Technologies
Guaranteed Analysis
Total Nitrogen (N) - 20%
20.00% Urea Nitrogen
Soluble Potash (K2O) - 4%
Derived From: Urea, Polymer-Encapsulated Urea and Potassium Chloride.
*7.00% Slowly Available Nitrogen From: Polymer – Encapsulated Urea.
Chlorine (Cl), not more than - 5%

 

Active Ingredients
Prodiamine[N3, N3-Din-propyl-2,4-dinitro-6(trifluoromethyl)-m -Phenylenediamine] 0.28%
INERT INGREDIENTS 99.72%
Total 100.00%

Features & Benefits

Product Highlight

Barricade®  28 offers the turf professional these unique features vs. the other “DNA” type pre-emergents.
 *Almost Zero Staining Potential.
 *Low Levels of Active Ingredient Reduce Environmental Loading.
 *Ability to Vary Length of Control with Rate.
 *Low Product Solubility so Barricade Stays in Place.

Applications & Uses

Application Technique
Applications

Apply uniformly through suitable, calibrated commercial application equipment. ESTABLISHED TURF: This product is a selective preemergence herbicide that, when properly applied, will control certain grass and broadleaf weeds in established grass turf. The species of turf grass determines the maximum amount of material that may be applied during a year. Most effective weed control in turf grasses will be obtained when this product is activated by at least ½ inch of rainfall or irrigation within 14 days after application and prior to weed germination.

Spreader Settings
Spreader Settings 4.00 lbs.
Scott’s Evergreen 18” 9-10
Scott’s Speedy Broadcast L-M
Earthway Broadcast 20-21
Earthway Drop 18” 13-14
Lesco L-M
Average Length of Control of Crabgrass

BARRICADE® 28 20-0-4 - Average Length of Control of Crabgrass

The following settings are approximate for applying contents of this package. Settings are based on average walking speed. Reduce settings for slower speed and increase for higher speed. Check your spreader on 250 sq. ft. and adjust to apply ¼ of 1,000 sq. ft. rate. PLEASE NOTE: These settings are furnished as a starting guide only.RATES ARE FOR POUNDS PER 1,000 SQ. FT.

Properties

Physical Form

Regulatory & Compliance

Chemical Inventories

Technical Details & Test Data

Pounds Of Nutrient/Sq. Ft
Lbs. Per Acre Lbs. Per 1,000 Sq. Ft. A.I. Acre N P K
174 4.00 0.50 0.80 0 .16

NOTE: These rates are for a double application program to achieve recommended rates. Do not apply more than 268 lbs. of product per application or more than 534 lbs. per calendar year.