Ireland

Spotted ladysthumb (Redshank)

Polygonum persicaria

Description
Annual, seed-propagated weed with ramified taproot.

Characteristic Features
Ocrea with small hairs emerging from the upper end.
Characteristic purple splotch in the center of the leaf. The spot is not always present but typical.
The perianth is somewhat variable in color.

Cotyledons
Long-oval, rounded tip, dark green to reddish.

Stems
Similar to Pale persicaria (Persicaria lapathifolium), up to 80 cm (31.49 inch) high.

Leaves
Lanceolate, widest in the middle, upper surface often with dark spots, short-petiolate or sessile.
Membranous tubes at the leaves' base often with short, appressed hairs.
Visibly ciliate at the margin.

Pesticides
Ally Express
intensity: ★★★
Ally Max SX
intensity: ★★★
Ally Ultra
intensity: ★★★
ASTROKerb
intensity: ★★★
Barclay Propyzaflash
intensity: ★★★
Basagran
intensity: ★★★
Benta 480 SL
intensity: ★★★
Betanal Max Pro
intensity: ★★★
Buzzin
intensity: ★★★
Buzzin.
intensity: ★★★
Cameo Max SX
intensity: ★★★
Cameo MaxSX
intensity: ★★★
CIPC
intensity: ★★★
Clove X
intensity: ★★★
Clovermax
intensity: ★★★
Collage
intensity: ★★★
Elumis
intensity: ★★★
Ergon
intensity: ★★★
Ethosat 500
intensity: ★★★
Farmco Beet-Clean
intensity: ★★★
Farmco Lenzo Flo
intensity: ★★★
Farmco Rebel XT
intensity: ★★★
Farmco Tuskar
intensity: ★★★
Farmco Zeus
intensity: ★★★
Finy
intensity: ★★★
Foundation
intensity: ★★★
Harmony M SX
intensity: ★★★
Harmony Max SX
intensity: ★★★
High Load Mircam
intensity: ★★★
Inka Max SX
intensity: ★★★
Judo
intensity: ★★★
Kerb Flo
intensity: ★★★
Mircam Super
intensity: ★★★
Mitron WG
intensity: ★★★
Nirvana
intensity: ★★★
PDM 330 EC
intensity: ★★★
Pelican Delta
intensity: ★★★
Proper Flo
intensity: ★★★
Proper Flo.
intensity: ★★★
Pyramin DF
intensity: ★★★
Quantum Max SX
intensity: ★★★
Relva
intensity: ★★★
Salvo
intensity: ★★★
Savvy
intensity: ★★★
Savvy Premium
intensity: ★★★
Sencorex Flow
intensity: ★★★
Shotput
intensity: ★★★
Spotlight Plus
intensity: ★★★
Stomp Aqua
intensity: ★★★
Thor
intensity: ★★★
TouchdownQuattro
intensity: ★★★
Wing P
intensity: ★★★
Barclay Seismic WG
intensity: ★★
Butryflow
intensity: ★★
Cadou Star
intensity: ★★
Careca
intensity: ★★
Cliophar 100
intensity: ★★
Cliophar 600 SL
intensity: ★★
Compitox Plus
intensity: ★★
D50
intensity: ★★
Devrinol
intensity: ★★
Duplosan KV
intensity: ★★
Duplosan Super
intensity: ★★
Embutone
intensity: ★★
Farmco Undersown
intensity: ★★
Goltix 70 SC
intensity: ★★
Kerb Granules
intensity: ★★
Legumex DB
intensity: ★★
Mastercrop Undersown
intensity: ★★
Totril
intensity: ★★
Trilogy.
intensity: ★★
Trilogy
intensity: ★★
Twinprop.
intensity: ★★
Vivendi 200
intensity: ★★
Agroxone 50
intensity: ★
Dow Shield 100
intensity: ★
DyWeed 50
intensity: ★
Easel
intensity: ★
M50
intensity: ★
Titus
intensity: ★
Alpha Bromotril P
intensity: N/A
Barclay Keeper 500
intensity: N/A
Beet Shield
intensity: N/A
Binder.
intensity: N/A
Damine
intensity: N/A
DB Plus
intensity: N/A
Farmco Floxxy
intensity: N/A
Flurostar 200
intensity: N/A
Hatchet Xtra
intensity: N/A
Hyflux
intensity: N/A
Lingo
intensity: N/A
Metro 20
intensity: N/A
Most Micro
intensity: N/A
Oxytril CM
intensity: N/A
Sniper
intensity: N/A
Starane 2
intensity: N/A
Starane Hi-Load HL
intensity: N/A
Stellox
intensity: N/A
Stomp 400 SC
intensity: N/A
Undersown
intensity: N/A