Agrobase Canada
Redroot pigweed (redroot amaranth)
Amaranthus retroflexus

Annual, common seed weed, erect growth, 20-220 cm (7.87 - 86.6 inch) high depending on growing conditions.

Compact, caespitous inflorescence.

Cotyledons: Cotyledons longoval, 10-12 mm (0.39 - 0.47 inch), at the underside often redviolet.

Stems: Erect, single or branched, light green to reddish, more or less short and rough hairy.

Leaves: Long petiolate leaves, ovate, pointed, gray-green.

Effective on
2,4-D Amine 600
Efficiency: ★★★
2,4-D Ester 700
Efficiency: ★★★
2,4- D Ester 700
Efficiency: ★★★
Aatrex Liquid 480
Efficiency: ★★★
Ac 299,263 120 As
Efficiency: ★★★
AC 299,263 70 WDG
Efficiency: ★★★
AC 900001 Water Dispersible Granular
Efficiency: ★★★
Accurate
Efficiency: ★★★
Accurate WSB
Efficiency: ★★★
Acuron
Efficiency: ★★★
Adrenalin SC
Efficiency: ★★★
AE 0317309 02 SE06
Efficiency: ★★★
Agri Star 2,4-D Ester 700
Efficiency: ★★★
Aim EC
Efficiency: ★★★
Albaugh 2,4-D Amine 600
Efficiency: ★★★
Albaugh 2,4-D Amine 600 Liquid
Efficiency: ★★★
Ally 20 SG
Efficiency: ★★★
Ally Herbicide Dry Flowable 60
Efficiency: ★★★
Ally Herbicide Toss-N-Go
Efficiency: ★★★
Ares
Efficiency: ★★★
ARY 0548-019
Efficiency: ★★★
Authority 480
Efficiency: ★★★
Axiom DF 68 Water Dispersible Granular
Efficiency: ★★★
Barricade SG
Efficiency: ★★★
BASF Pyramin DF
Efficiency: ★★★
Beacon 75WG
Efficiency: ★★★
Blackhawk
Efficiency: ★★★
Boost M
Efficiency: ★★★
Broadstrike RC
Efficiency: ★★★
Buctril M
Efficiency: ★★★
Callisto 480SC
Efficiency: ★★★
Carnival 540
Efficiency: ★★★
Chaperone
Efficiency: ★★★
Cheminova Glyphosate
Efficiency: ★★★
Cheminova Glyphosate II
Efficiency: ★★★
Classic 25 DF
Efficiency: ★★★
Classic Grande
Efficiency: ★★★
Clearout 41 Plus
Efficiency: ★★★
Compas 480 EC
Efficiency: ★★★
Converge 75 WDG
Efficiency: ★★★
Converge Flexx
Efficiency: ★★★
Converge Pro Suspension
Efficiency: ★★★
Credit 360
Efficiency: ★★★
Credit 45
Efficiency: ★★★
Credit Plus
Efficiency: ★★★
CS-100-2525
Efficiency: ★★★
CS-100-3317
Efficiency: ★★★
Curtail M
Efficiency: ★★★
Cycle
Efficiency: ★★★
DB-1254
Efficiency: ★★★
DB-6654
Efficiency: ★★★
DB-8454
Efficiency: ★★★
Deploy 75 DF
Efficiency: ★★★
Deploy WDG
Efficiency: ★★★
Depose
Efficiency: ★★★
Destra 75 DF
Efficiency: ★★★
Devrinol 10-G
Efficiency: ★★★
Devrinol 2-G Ready-to-use
Efficiency: ★★★
Dicamba L
Efficiency: ★★★
Distinct
Efficiency: ★★★
Distinct WDG
Efficiency: ★★★
DPX-R9674 50 SG
Efficiency: ★★★
Dual II Magnum
Efficiency: ★★★
Dupont Predicade Grass
Efficiency: ★★★
Durango
Efficiency: ★★★
Dyvel
Efficiency: ★★★
Dyvel DSP
Efficiency: ★★★
Eclipse II A
Efficiency: ★★★
Eclipse II B
Efficiency: ★★★
Eclipse III A
Efficiency: ★★★
Eclipse III B
Efficiency: ★★★
Elim EP 25
Efficiency: ★★★
Elim EP 5 DF
Efficiency: ★★★
Elim SG Toss-N-Go
Efficiency: ★★★
Embutox
Efficiency: ★★★
Enforcer D
Efficiency: ★★★
Engarde
Efficiency: ★★★
Engarde 25 SG
Efficiency: ★★★
Enlist Duo
Efficiency: ★★★
Eptam 8-E
Efficiency: ★★★
Eragon
Efficiency: ★★★
Eragon LQ
Efficiency: ★★★
Estaprop XT
Efficiency: ★★★
Etho SC
Efficiency: ★★★
Everest 2.0
Efficiency: ★★★
Everest 70 WDG
Efficiency: ★★★
Everest Solupak 70 DF
Efficiency: ★★★
Express PRO
Efficiency: ★★★
Flaxmax
Efficiency: ★★★
Flumetsulam 80 WDG WSP
Efficiency: ★★★
Focus
Efficiency: ★★★
Frontier Max
Efficiency: ★★★
Frontier Max Plus
Efficiency: ★★★
Frontline 2,4-D XC A
Efficiency: ★★★
Frontline 2,4-D XC B
Efficiency: ★★★
Frontline A
Efficiency: ★★★
Frontline I
Efficiency: ★★★
Frontline XL
Efficiency: ★★★
Gesagard 480SC
Efficiency: ★★★
GF-2018
Efficiency: ★★★
GF-2654 TC
Efficiency: ★★★
GF-2654 TSOY
Efficiency: ★★★
GF-2726 TSOY
Efficiency: ★★★
GF-772
Efficiency: ★★★
Glyfos Bio
Efficiency: ★★★
Glyfos Bio 450
Efficiency: ★★★
Glyfos Soluble Concentrate
Efficiency: ★★★
Glyfos Soluble Concentrate II
Efficiency: ★★★
GlyKamba
Efficiency: ★★★
Glyphos AU Soluble Concentrate
Efficiency: ★★★
Glyphosate 480
Efficiency: ★★★
Glyphosate-Trimesium 480
Efficiency: ★★★
GoldWing
Efficiency: ★★★
GP
Efficiency: ★★★
Guardian Plus WDG
Efficiency: ★★★
Guardsman Agricultural Weedkiller No.1
Efficiency: ★★★
Guardsman Gladiator
Efficiency: ★★★
Guardsman Glyphosate
Efficiency: ★★★
Halex GT
Efficiency: ★★★
Harmony Broadleaf
Efficiency: ★★★
Ignite 15 SN
Efficiency: ★★★
Ignite SN
Efficiency: ★★★
Imazethapyr 240 SL
Efficiency: ★★★
Infinity
Efficiency: ★★★
Integrity
Efficiency: ★★★
Laddok
Efficiency: ★★★
Laudis
Efficiency: ★★★
Lexone DF Toss-N-Go
Efficiency: ★★★
Liberty 150 SN
Efficiency: ★★★
Liberty 150 SN Herbicide and Crop Desiccant MP
Efficiency: ★★★
Liberty 200 SN
Efficiency: ★★★
Lumax EZ
Efficiency: ★★★
Luxxur B
Efficiency: ★★★
M6316 SG
Efficiency: ★★★
Marksman
Efficiency: ★★★
Maverick II
Efficiency: ★★★
MCPA Amine 600
Efficiency: ★★★
Mesotrione 480SC
Efficiency: ★★★
Metsulfuron Methyl EUP
Efficiency: ★★★
Metsulfuron Methyl EUP Toss-N-Go
Efficiency: ★★★
Mextrol 450
Efficiency: ★★★
MON 76429 Liquid
Efficiency: ★★★
MON 76431 Liquid
Efficiency: ★★★
MON 76669 Liquid
Efficiency: ★★★
MON 78027
Efficiency: ★★★
MON 79791 Liquid
Efficiency: ★★★
MON 79828 Liquid
Efficiency: ★★★
MultiStar
Efficiency: ★★★
Navius
Efficiency: ★★★
Navius VM
Efficiency: ★★★
Nimble
Efficiency: ★★★
Nimble WSB
Efficiency: ★★★
Nortron
Efficiency: ★★★
Nortron EC
Efficiency: ★★★
Nu-Image
Efficiency: ★★★
Nufarm Boost
Efficiency: ★★★
NuGlo
Efficiency: ★★★
Odyssey NXT
Efficiency: ★★★
Optica Trio
Efficiency: ★★★
Option 2.25 OD
Efficiency: ★★★
Overdrive
Efficiency: ★★★
Paradigm
Efficiency: ★★★
Peak 75WG
Efficiency: ★★★
Pinnacle SG
Efficiency: ★★★
Pinnacle SG TOSS-N-GO
Efficiency: ★★★
Pinnacle Soybean SG
Efficiency: ★★★
Pinnacle Toss-N-Go
Efficiency: ★★★
Pixxaro A
Efficiency: ★★★
Powermax Liquid
Efficiency: ★★★
PP-23235
Efficiency: ★★★
PP-2525
Efficiency: ★★★
PP-2525 Toss-N-Go
Efficiency: ★★★
PP-31155
Efficiency: ★★★
PP-3317
Efficiency: ★★★
PP-Q50-882
Efficiency: ★★★
PP-Q52-105
Efficiency: ★★★
Predicade Broadleaf
Efficiency: ★★★
Predicade Grass
Efficiency: ★★★
PrePass A
Efficiency: ★★★
PrePass B
Efficiency: ★★★
PrePass XC A
Efficiency: ★★★
PrePass XC B
Efficiency: ★★★
Prism 25
Efficiency: ★★★
Prism SG
Efficiency: ★★★
PSABRY
Efficiency: ★★★
Pursuit
Efficiency: ★★★
Pursuit 240
Efficiency: ★★★
Pursuit 70 DG
Efficiency: ★★★
Pursuit Herbicide for Soybeans
Efficiency: ★★★
Pyramin FL
Efficiency: ★★★
Pyro
Efficiency: ★★★
Pyroxsulam
Efficiency: ★★★
R/T 540 Liquid
Efficiency: ★★★
Refine
Efficiency: ★★★
Refine Extra 75 DF
Efficiency: ★★★
Refine Extra 75 Toss-N-Go
Efficiency: ★★★
Refine SG
Efficiency: ★★★
Refine SG Toss-N-Go
Efficiency: ★★★
Reflex
Efficiency: ★★★
Reliance STS Toss-N-Go
Efficiency: ★★★
Renegade HC Liquid
Efficiency: ★★★
Restore II
Efficiency: ★★★
Retain A
Efficiency: ★★★
Roundup Transorb HC Liquid
Efficiency: ★★★
Roundup Transorb Liquid
Efficiency: ★★★
Roundup Transorb Max Liquid
Efficiency: ★★★
Roundup Ultra 2 Liquid
Efficiency: ★★★
Roundup Ultra Liquid
Efficiency: ★★★
Roundup WeatherMAX With Transorb 2 Technology Liquid
Efficiency: ★★★
Roundup Xtend with VaporGrip Technology
Efficiency: ★★★
RRR
Efficiency: ★★★
RRRPSABRY
Efficiency: ★★★
Rustler Liquid
Efficiency: ★★★
Salute B
Efficiency: ★★★
SB-01
Efficiency: ★★★
SC547
Efficiency: ★★★
Sencor 480 F
Efficiency: ★★★
Sencor 480 Soybean Flowable
Efficiency: ★★★
Sencor 500 Flowable
Efficiency: ★★★
Sencor 75 DF
Efficiency: ★★★
Sencor 75 DF Peas Sprayule 75 Water Dispersible Granular
Efficiency: ★★★
Sencor Solupak
Efficiency: ★★★
Sentrallas
Efficiency: ★★★
Sierra 2.0
Efficiency: ★★★
Simplicity GoDRI
Efficiency: ★★★
Solo ADV
Efficiency: ★★★
Solo WDG
Efficiency: ★★★
Solo WDG Herbicide For Clearfield Crops
Efficiency: ★★★
Spectrum A
Efficiency: ★★★
Spectrum B
Efficiency: ★★★
Sportcoat
Efficiency: ★★★
StartUp
Efficiency: ★★★
Stellar XL
Efficiency: ★★★
Summit WG
Efficiency: ★★★
Syna16003
Efficiency: ★★★
Sync
Efficiency: ★★★
Tandem GoDRI A
Efficiency: ★★★
Target
Efficiency: ★★★
Target DS
Efficiency: ★★★
Thumper
Efficiency: ★★★
Touchdown 480 Liquid
Efficiency: ★★★
Touchdown IQ
Efficiency: ★★★
Touchdown Total
Efficiency: ★★★
Travallas
Efficiency: ★★★
Traxion
Efficiency: ★★★
Traxos Two Broadleaf Component
Efficiency: ★★★
Tribute Solo 32DF
Efficiency: ★★★
Tricor 75 DF
Efficiency: ★★★
Tricor 75 WSB
Efficiency: ★★★
Tricor Mx
Efficiency: ★★★
Triton C
Efficiency: ★★★
Triton C 75 DF
Efficiency: ★★★
Trophy 600 A
Efficiency: ★★★
Trophy 600 B
Efficiency: ★★★
Trophy A
Efficiency: ★★★
Trophy B
Efficiency: ★★★
Tropotox Plus 400
Efficiency: ★★★
Truvist
Efficiency: ★★★
Tundra
Efficiency: ★★★
Ultim 37.4 DF
Efficiency: ★★★
Ultim 75 DF
Efficiency: ★★★
Varro
Efficiency: ★★★
Velocity 2
Efficiency: ★★★
Velocity m3 All-In-One
Efficiency: ★★★
Viper ADV
Efficiency: ★★★
VisionMAX
Efficiency: ★★★
XtendiMax with VaporGrip Technology
Efficiency: ★★★
Zemax
Efficiency: ★★★
2,4-D Amine 500
Efficiency: ★★
2,4-D BEE-4
Efficiency: ★★
2,4-D LV-600
Efficiency: ★★
2,4-D LV-700
Efficiency: ★★
Agri Star MCPA DMA 500
Efficiency: ★★
Attain XC B
Efficiency: ★★
Baseline A
Efficiency: ★★
Benchmark A
Efficiency: ★★
Boundary LQD
Efficiency: ★★
Callisto GT
Efficiency: ★★
Dacthal W-75
Efficiency: ★★
Devrinol 2-XT
Efficiency: ★★
Devrinol 50-DF
Efficiency: ★★
Enforcer M
Efficiency: ★★
Flexstar GT
Efficiency: ★★
Florasulam l
Efficiency: ★★
Flufenacet 60 Water Dispersible Granular
Efficiency: ★★
Indaziflam 200 SC
Efficiency: ★★
Indaziflam 500 SC
Efficiency: ★★
MCPA 2 EH Ester 600
Efficiency: ★★
MCPA Amine
Efficiency: ★★
MCPA DMA 500
Efficiency: ★★
MCPA Ester 500
Efficiency: ★★
MCPA Ester 500 LV
Efficiency: ★★
MCPA Ester 600
Efficiency: ★★
MCPA-K
Efficiency: ★★
MCPA Sodium 300
Efficiency: ★★
Mocan 943 Water Soluble
Efficiency: ★★
Odyssey WDG
Efficiency: ★★
Prep II
Efficiency: ★★
Primextra II Magnum
Efficiency: ★★
ReadySet SC
Efficiency: ★★
Retain B
Efficiency: ★★
Scuttle
Efficiency: ★★
Spitfire 50 SC
Efficiency: ★★
Albaugh MCPA Ester 600 Liquid
Efficiency: ★
Alion
Efficiency: ★
Arsenal
Efficiency: ★
Basagran Forte
Efficiency: ★
Basagran Liquid
Efficiency: ★
Broadband
Efficiency: ★
Command 360 ME
Efficiency: ★
Dual Magnum
Efficiency: ★
Florasulam II
Efficiency: ★
Florasulam WDG
Efficiency: ★
Formula 40 C
Efficiency: ★
Fortress Herbicide
Efficiency: ★
GF-1352
Efficiency: ★
Muster
Efficiency: ★
Muster Toss-N-Go
Efficiency: ★
OcTTain XL
Efficiency: ★
Outlook
Efficiency: ★
Plus M Ester 600
Efficiency: ★
PrePass 250 WG
Efficiency: ★
PrePass FLEX
Efficiency: ★
Prowl 60 WDG
Efficiency: ★
Pulsar
Efficiency: ★
Stellar B
Efficiency: ★
Approve
Efficiency: not_available
Armezon Pro
Efficiency: not_available
Attain A
Efficiency: not_available
Attain B
Efficiency: not_available
Attain XC A
Efficiency: not_available
Badge II
Efficiency: not_available
Banvel 483
Efficiency: not_available
Banvel
Efficiency: not_available
Banvel Dry Eg
Efficiency: not_available
Bromotril 11 240 EC
Efficiency: not_available
BRY/MAE 2 (A Component of RRR/BRY/MAE Herbicide Tank Mix)
Efficiency: not_available
Centurion Emulsifiable Concentrate Post-Emergence
Efficiency: not_available
Chateau
Efficiency: not_available
Clethodim 250
Efficiency: not_available
Clethodim 360EC
Efficiency: not_available
Clopyralid
Efficiency: not_available
Conquest A Herbicide Tank Mix
Efficiency: not_available
Conquest B
Efficiency: not_available
Credit
Efficiency: not_available
Credit Xtreme
Efficiency: not_available
Crush'R 480
Efficiency: not_available
Crush'R 540
Efficiency: not_available
Crush'R Plus
Efficiency: not_available
Curtail F
Efficiency: not_available
DB-858
Efficiency: not_available
Define DF
Efficiency: not_available
Dual Magnum Soybean
Efficiency: not_available
Dycleer Agricultural
Efficiency: not_available
Engenia
Efficiency: not_available
Express DF 75
Efficiency: not_available
Express LW
Efficiency: not_available
Express SG
Efficiency: not_available
Express SG EUP
Efficiency: not_available
Express Toss-N-Go
Efficiency: not_available
Express Toss-N-Go Dry Flowable 75
Efficiency: not_available
Fexapan Plus Vaporgrip Technology
Efficiency: not_available
Fieldstar WDG
Efficiency: not_available
Fieldstar WDG WSP
Efficiency: not_available
Fierce
Efficiency: not_available
FirstStep
Efficiency: not_available
Flaxmax Herbicide Component of Tank Mix
Efficiency: not_available
Flumetsulam 75 WDG
Efficiency: not_available
Flumetsulam 80 WDG
Efficiency: not_available
Fluroxypyr 180
Efficiency: not_available
Fluroxypyr EC
Efficiency: not_available
Fluroxypyr WDG
Efficiency: not_available
FX
Efficiency: not_available
GF-184
Efficiency: not_available
GF-2685
Efficiency: not_available
GF2050
Efficiency: not_available
Glean
Efficiency: not_available
Glyphogan Plus
Efficiency: not_available
Goal 2XL
Efficiency: not_available
Heat LQ
Efficiency: not_available
Heat WG
Efficiency: not_available
Impact
Efficiency: not_available
Impede
Efficiency: not_available
Inferno WDG
Efficiency: not_available
Korrex A
Efficiency: not_available
Lexone DF
Efficiency: not_available
M1691
Efficiency: not_available
Mana Florasulam NC
Efficiency: not_available
Maverick III
Efficiency: not_available
MKH 6561 70WG
Efficiency: not_available
NC-00439
Efficiency: not_available
NC-0050
Efficiency: not_available
Nuance
Efficiency: not_available
Nuance Pro
Efficiency: not_available
Nuance WSB
Efficiency: not_available
Nufarm Fluroxypyr
Efficiency: not_available
Nufarm Glyphosate 360
Efficiency: not_available
Nufarm Spike 75
Efficiency: not_available
Nufarm Trophy 600 A
Efficiency: not_available
Nufarm Trophy 600 B
Efficiency: not_available
Odyssey Ultra A
Efficiency: not_available
Odyssey Ultra B
Efficiency: not_available
Odyssey Ultra NXT A
Efficiency: not_available
Odyssey Ultra NXT B
Efficiency: not_available
Optill
Efficiency: not_available
Option 35 DF
Efficiency: not_available
Outshine
Efficiency: not_available
Perimeter
Efficiency: not_available
Perimeter II
Efficiency: not_available
Phantom 240 SL
Efficiency: not_available
Polaris
Efficiency: not_available
PrePass 480
Efficiency: not_available
Prestige A
Efficiency: not_available
Prestige B
Efficiency: not_available
Prestige XC A
Efficiency: not_available
Prestige XC B
Efficiency: not_available
Prestige XL
Efficiency: not_available
Priority
Efficiency: not_available
Prometrex 80 WSP
Efficiency: not_available
Prowl H2O
Efficiency: not_available
Reclaim II A
Efficiency: not_available
Reclaim II B
Efficiency: not_available
Rival 10G Superflow
Efficiency: not_available
RRR 1 (A Component of RRR/BRY/MAE Herbicide Tank Mix)
Efficiency: not_available
Sencor DF Soybean
Efficiency: not_available
Sencor for Soybeans
Efficiency: not_available
Signal F
Efficiency: not_available
Simplicity
Efficiency: not_available
Spike
Efficiency: not_available
Thrasher
Efficiency: not_available
Thrasher II
Efficiency: not_available
Thumper Total 1 (A Component of Thumper Total Herbicide Tank Mix)
Efficiency: not_available
Thumper Total 2 (A Component of Thumper Total Herbicide Tank Mix)
Efficiency: not_available
Tordon 202C
Efficiency: not_available
Torpedo
Efficiency: not_available
Tribenuron Methyl EUP DF 75
Efficiency: not_available
Triton Broadleaf
Efficiency: not_available
UpBeet
Efficiency: not_available
Valtera
Efficiency: not_available
Vantage
Efficiency: not_available
Vantage MAX
Efficiency: not_available
Vantage Plus
Efficiency: not_available
Vantage Plus MAX
Efficiency: not_available
Velocity A (A Component of Velocity M3 Herbicide Tank Mix)
Efficiency: not_available
Velocity B (A Component of Velocity M3 Herbicide Tank Mix)
Efficiency: not_available
Vios G3
Efficiency: not_available
Viper A
Efficiency: not_available
Viper B
Efficiency: not_available
VP480
Efficiency: not_available
XRM-5171
Efficiency: not_available