Perennial sow thistle
Sonchus arvensis
Description
Perennial weed with runners (stolons) that extend under the topsoil and that are densely covered with buds. S. arvensis produces latex and is a preferred feed for birds, chicken and geese.
Characteristic Features
Extensive underground root system. The leaves of perennial sowthistle are not as deeply lobed as annual sow-thistle. Dark green leaves with purplish margins.
Cotyledons
Round or roundly-oval, entire, prostrate, short stalk.
Stems
Erect, for the most part simple, branched only at the top, up to 150 cm (59.05 inch) high.
Leaves
First ones round-widely oval with finely toothed margin, subsequent leaves lanceolate, pinnatifid, prickly toothed, cordate sessile.
Pesticides
Agroxone 50
intensity: ★★★
Calibre Max SX
intensity: ★★★
D50
intensity: ★★★
Spotlight Plus
intensity: ★★★
TouchdownQuattro
intensity: ★★★
Basagran
intensity: ★★
Beershield 200
intensity: ★★
Cliophar 100
intensity: ★★
Clove X
intensity: ★★
Clovermax
intensity: ★★
Compitox Plus
intensity: ★★
Devrinol
intensity: ★★
Dow Shield 100
intensity: ★★
Duplosan KV
intensity: ★★
Farmco Undersown
intensity: ★★
Legumex DB
intensity: ★★
Pastor Pro
intensity: ★★
Salvo
intensity: ★★
Twinprop.
intensity: ★★
Vivendi 200
intensity: ★★
Axial One
intensity: ★
Duplosan Super
intensity: ★
DyWeed 50
intensity: ★
Easel
intensity: ★
Hyprone Plus
intensity: ★
Judo
intensity: ★
M50
intensity: ★
Relva
intensity: ★
Asteroid
intensity: N/A
Blaster PRO
intensity: N/A
Careca
intensity: N/A
Clearall Supreme 450 XL
intensity: N/A
Damine
intensity: N/A
DB Plus
intensity: N/A
Envision
intensity: N/A
Farmco Glyphosate
intensity: N/A
Glyfos Dakar
intensity: N/A
Glyfos Supreme
intensity: N/A
GlyphoFIT 36 SL
intensity: N/A
Glyphosate 360
intensity: N/A
Glyweed
intensity: N/A
Hy-Glo 360
intensity: N/A
Master Gly 36T
intensity: N/A
Mastercrop Undersown
intensity: N/A
Pastor
intensity: N/A
Rosate 36
intensity: N/A
Rosate Green
intensity: N/A
Roundup Flex
intensity: N/A
Scutchout Plus
intensity: N/A
Sempra
intensity: N/A
Stride DFF
intensity: N/A
Symbol
intensity: N/A
Undersown
intensity: N/A
Vesuvius
intensity: N/A
Vival
intensity: N/A