Spiny sowthistle (Sonchus asper)
Spiny sowthistle, also known as Rough Milk Thistle, Prickly sowthistle, Sharp-fringed sow thistle
The Prickly Lettuce, often regarded as a noxious and invasive weed, features dandelion-like flowers and spiny, yet edible, leaves. This plant can reach heights of up to 1.8 meters. When its leaves or stem are damaged, it exudes a milk-like sap.
Key Facts About Spiny sowthistle
Attributes of Spiny sowthistle
Lifespan
Annual, Biennial
Plant Type
Herb
Plant Height
10 cm to 2 m
Spread
50 cm
Leaf Color
Green
Flower Size
1.6 cm to 1.7 cm
Flower Color
Yellow
Scientific Classification of Spiny sowthistle
Phylum
Vascular plants
Class
Dicotyledons
Order
Asters bellflowers fanflowers and allies
Family
Daisy
Genus
Sowthistles
Species
Spiny sowthistle