Groundsel (Senecio vulgaris) is an annual weed frequently found on wasteland, in fields and hedgerows, and in gardens. It grows and sets seed in just 5-6 weeks, producing several generations in one year, so can spread fast, taking over areas of bare soil. You’ll likely see groundsel flowering throughout the year.
Is common groundsel a weed?
Common groundsel is a problem weed in cultivated crops, gardens and nurseries. It is poisonous to cattle and horses and toxic to humans. It contains pyrrolizidine alkaloids, which can cause irreversible liver damage and possibly death.
How do you get rid of groundsel weed?
In most situations, common groundsel is easily controlled by hand removal or cutting the plant off at its taproot by hoeing. Monitoring the area on a regular basis and removing the weed throughout the growing season will greatly reduce the impact of the weed the next year.
How do you identify groundsel?
Groundsel is an upright weed typically growing 5 -18” tall. The first true leaves are slightly lobed, purplish on the underside, and attached to a short, purple stem. Young plants remain rosettes until reaching maturity. Older leaves are 2-4” long with deep, irregular lobes, coarsely toothed margins, and no petioles.
Can you eat groundsel?
It is a weed of arable and horticultural crops and is a common garden weed. Plants have a very variable habit and leaf shape. The plant has diuretic properties and has been used medicinally in the past. Consumption of large quantities of groundsel by stock animals can cause liver damage.
Is groundsel an annual weed?
Groundsel is an abundant annual tillage weed and once you get to know it, is a distinctive weed in both leaf and general habit.
Is groundsel toxic?
Groundsel (Senecio vulgaris) is highly toxic to livestock at all growth stages because it contains pyrrolizidine alkaloids (PA) which can cause chronic and irreversible liver disease in animals. Therefore, the identification and control of groundsel in forages is important for preventing livestock PA poisonings.
What does common groundsel look like?
Leaves of common groundsel are 2-4 inches long with deep, irregular lobes and coarsely toothed margins. green bracts with black tips. This characteristic black tip distinguishes common groundsel from other species in the Asteraceae family (Wilen, 2006). Flowers are bright yellow (Photo 4).
Is common groundsel invasive?
This weed is found in disturbed sites along roadsides, in waste areas, cracks in pavement or edges of walls, in cultivated fields and in sunny gardens, lawns and along edges of yards. It can also be a significant problem in nurseries. Fortunately, it is not especially invasive in undisturbed natural habitats.
Is groundsel poisonous?
Is groundsel good for wildlife?
Both birds and rabbits enjoy the leaves and seeds, and it is widely used as food for caged birds. Groundsel is a good food source for caterpillars of butterflies and moths and is one of only two plant species that provide food for cinnabar moth caterpillars.
Is groundsel toxic to dogs?
Clinical Signs: The plant is not very palatable, but will be eaten by animals with no other forage; poisonings typically occur from ingestion of green plant material or material in hay. The toxic components can cause liver failure, referred to as “walking disease” or “sleepy staggers”.
Is groundsel an annual or perennial?
Groundsel is a small, upright annual. Because of its size, it tends not to be as competitive as some annual weeds found in cropping, though high densities of groundsel can be competitive in young crops. Groundsel – Massey University You are using an outdatedbrowser.
Is groundsel poisonous in California?
Except for deserts, common groundsel is found throughout California up to an elevation of 4900 feet (1500 m). Infestations are most problematic during cool, moist periods. Plants die during extended hot and dry periods. Common groundsel contains toxic compounds called pyrrolizidine alkaloids.
What are the yellow flowers on groundsel?
It has clusters of yellow flowers that turn fluffy and white as the plant seeds. Common. Groundsel is an annual weed of cultivated or disturbed ground, popping up along field edges, roadside verges and on waste ground. Branched stems lead to open clusters of yellow flowers that can be seen most of the year, and turn to white, fluffy seed heads.
When does groundsel germinate?
Groundsel can germinate and flower at any time of the year. This is also a weed that is capable of continuing to develop and mature its seeds after the plant has been pulled out and is dying. Distinguishing features
