Purchase Herbicides

noxious weeds herbicide bottles

The Noxious Weed department sells herbicide products that MUST be applied to land located in Johnson County, Kansas, otherwise the sale will be voided. The department does not sell brush killer or "dandelion spray"; we do not sell herbicides for gravel driveways, arenas, fence rows or bare ground. Glyphosate purchases are RESTRICTED to 2 1/2 gallons per season. PastureGard HL and Remedy Ultra are sold for the specific use of Sericea lespedeza control only. 

We accept CASH or CHECK only and checks are the preferred payment method.  The Noxious Weed department is open Monday-Friday 6:30am to 3:00pm.

Herbicide Price List for Noxious Weed Control

4 lb Amine (Corn Belt) EPA Reg Number 11773-2

Cost:  $9.55 per gallon, $21.75 per 2.5 gallons - Private Johnson County landowner
Cost:  $32.28 per 2.5 gallons - Governmental agency

Target weeds: Bull thistle, Canada thistle, Field bindweed, Musk thistle
Active ingredient(s): 2,4-D amine
Acid equivalent: 3.8 lb./gal
Broadcast rate: 2-4 pints per acre
Spot treatment: 4 ounces per 3 gallons
Rainfast interval: 4 hours
Soil residual: 2-4 weeks

Makaze (Loveland) EPA Reg Number 34704-890

Cost:  $31.55 per 2.5 gallons - Private Johnson County landowner
Cost:  $41.25 per 2.5 gallons - Governmental agency

Target weeds: Field bindweed, Canada thistle, Kudzu, Johnsongrass, Multiflora rose, Quackgrass
Active ingredient(s): Glyphosate
Acid equivalent: 3 lb/gal
Broadcast rate: 1-3 quarts per acre
Spot treatment: 0.7-0.13 oz/gal
Rainfast interval: 2 hours
Soil residual: N/A

Outrider (Valent) EPA Reg Number 59639-223

Cost:  $210.85 per 20 ounces - Private Johnson County landowner
Cost:  $280.80 per 20 ounces - Governmental agency

Target weeds: Johnsongrass
Active ingredient(s): Glyphosate
Acid equivalent: N/A
Broadcast rate: 1.33 ounces
Spot treatment: 0.36 grams per gallon
Rainfast interval: 4 hours
Soil residual: N/A
**must use surfactant**

PastureGard HL (Dow AgroSciences) EPA Reg Number 62719-477

Cost:  $68.50 per gallon - Private Johnson County landowner
Cost:  $90.99 per gallon - Governmental agency

Target weeds: Sericea lespedeza
Active ingredient(s): Triclopyr (ester), Fluroxypyr
Acid equivalent: Triclopyr - 1.5 lb/gal, Fluroxypyr - 0.5 lb/gal
Broadcast rate: 1-3 pints per acre
Spot treatment: 0.55-1.0 oz per gallon
Rainfast interval: 6 hours
Soil residual: 3-4 weeks

Range Star (Agri Star) EPA Reg Number 42750-55

Cost:  $18.90 per gallon, $43.50 per 2.5 gallons - Private Johnson County landowner
Cost:  $24.85 per gallon - Governmental agency

Target weeds: Field bindweed, Bull thistle, Bur ragweed, Canada thistle, Kudzu, Leafy spurge, Multiflora rose, Musk thistle, Pignut, Russian knapweed
Active ingredient(s): 2,4-D and Dicamba
Acid equivalent: 2,4-D - 2.87 lb/gal, Dicamba - 1 lb/gal
Broadcast rate: 1-2 quarts per acre
Spot treatment: 1 oz per gallon
Rainfast interval: 4 hours
Soil residual: 6-9 weeks

Remedy Ultra (Dow AgroSciences) EPA Reg Number 62719-552

Cost:  $36.50 per gallon - Private Johnson County landowner
Cost:  $48.30 per gallon - Governmental agency

Target weeds: Sericea lespedeza
Active ingredient(s): Triclopyr (ester)
Acid equivalent: 4 lbs/gal
Broadcast rate: 1-2 pints per acre
Spot treatment: 1-2 oz per gallon
Rainfast interval: 6-8 hours
Soil residual: 3-6 weeks

Tordon 22K (Dow AgroSciences) EPA Reg Number 62719-6

Cost:  $35.35 per gallon, $88.38 per 2.5 gallons - Private Johnson County landowner
Cost:  $45.30 per gallon, $113.23 per 2.5 gallons - Governmental agency

Target weeds: Field bindweed, Bull thistle, Bur ragweed, Canada thistle, Kudzu, Leafy spurge, Multiflora rose, Musk thistle, Pignut, Russian knapweed
Active ingredient(s): Picloram
Acid equivalent: 2 lbs/gal
Broadcast rate: 8-16 ounces per acre
Spot treatment: 0.10 - 0.75 oz per gallon
Rainfast interval: 6 hours
Soil residual: 6-12 weeks (may last longer than 52 weeks, under certain conditions)