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Common sowthistle.

Sonchus oleraceus

Aussprache SON-kus oh-ler-AY-see-us

Auch bekannt als Common Sow-Thistle, Common Sowthistle

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Common sowthistle
Foto von Gavin Slater (CC BY) über iNaturalist

This common plant is a hardy annual that often pops up as a weed in gardens and disturbed soil. It produces yellow, dandelion-like flowers and has milky sap inside its stems. While many consider it a nuisance, it is actually edible and has a long history of use in foraging.

Auf einen Blick

Pflegestufe
Einfach
Pflanzenart
Annual herb
Licht
Full sun to partial shade
Licht im Innenraum
Direkte Sonne
Gießen
Alle 3 bis 7 Tage
Endgröße
3 to 4 feet
Wachstum
Schnell
Winterhärte
USDA 6 bis 10
Blütezeit
Spring to autumn

Pflege

This plant is quite resilient and typically manages itself in most outdoor environments. Watch for aphids or powdery mildew if you are growing it in a container. It thrives best when it has plenty of space and consistent access to sunlight.

Gießen
Keep the soil consistently moist but not waterlogged for best growth.
Düngen
A balanced liquid fertilizer can be applied occasionally if the soil is poor.
Schneiden
Deadhead spent flowers to prevent unwanted seed spread throughout your garden.
Umtopfen
Since it is an annual, you will generally be replanting it from seed each season.
Boden
Well-draining, fertile soil
Boden-pH
6.0 to 7.5
Temperatur
-5 bis 35°C
Luftfeuchtigkeit
30 bis 80%
Trockenheitstoleranz
Mittel
Lebensdauer
Annual, typically 6 to 9 months.
Wildverbiss-Resistenz
Mittel

Anzeichen fürs Umtopfen

  • Roots growing out of the drainage holes.
  • Stunted growth despite regular watering.

Sicherheit

Menschen
It is generally considered non toxic to humans.
Kinder
There are no specific safety concerns for children, though the milky sap can be messy.
Kontaktallergene
The milky sap can cause mild skin irritation in sensitive individuals.
Allergene in der Luft
Pollen may cause mild allergic reactions in susceptible people.
Essbarkeit
While young leaves are edible, older leaves become bitter and may contain high levels of nitrates if grown in nitrogen rich soil.

So erkennst du die Pflanze

  • Yellow dandelion like flower heads
  • Leaves with prickly, toothed margins
  • Hollow, brittle stems with milky sap
  • Basal rosette of lobed leaves
Höhe
0,3 bis 1m
Breite
0,2 bis 0,5m
Blätter
green, blue-green, deciduous
Blüten
yellow, 1,5 bis 2,5cm
Früchte
brown, Summer to autumn

Häufige Probleme

  • Aphids — Small insects that cluster on new growth and flower buds.
  • Powdery mildew — A fungal infection causing white dusty patches on leaves.

Standort und Pflege

Vermehrung
seed
Pflanzzeit
spring, autumn
Überwinterung
It usually dies back after the first hard frost, so no special care is needed.
Im Kübel
It grows easily in pots, but is rarely cultivated intentionally due to its weedy nature.

Seed

  1. Collect seeds from mature flower heads once they turn fluffy.
  2. Scatter seeds on moist soil in early spring.
  3. Keep the soil lightly moist until germination occurs.

Keep it away from your primary vegetable beds to prevent it from becoming a nuisance.

Gute Pflanzpartner

  • Lettuce — They share similar growing requirements.

Ähnliche Arten

  • Löwenzahn — Both have yellow flowers and similar rosette growth habits.
  • spiny sowthistle — It looks very similar but has sharper, pricklier leaf edges.

Botanisches

Familie
Asteraceae
Gattung
Sonchus
Ordnung
Asterales
Klasse
Magnoliopsida
Ursprüngliche Heimat
Europe, North Africa, and Western Asia.
Artenschutz
It is a widespread weed and is not of conservation concern.

It thrives in disturbed habitats like roadsides and gardens where it quickly outcompetes other plants for light.

Nutzen für Wildtiere
nectar source, larval host plant
Bestäuber
Bienen, Schmetterlinge, Käfer
Verwendung
edible greens, poultry feed, medicinal tea

Im Jahresverlauf

JFMAMJJASOND
Blüte
Fruchtbildung
Laub

Ökologische Zeigerwerte

Salzgehalt
2/9
Bodenreaktion
6/9
Licht
7/9
Temperatur
6/9
Feuchtigkeit
5/9
Nährstoffe
7/9

Taxonomie abgeglichen mit GBIF.

Häufige Fragen

Is Sonchus oleraceus a weed?
Yes, it is widely considered an agricultural and garden weed due to its rapid growth.
Can I eat it?
Yes, young leaves are often eaten raw in salads or cooked like spinach.

Woher der Name kommt

The genus name Sonchus comes from the Greek word for hollow, referring to the stems, while oleraceus means vegetable or garden herb.

Gut zu wissen

  • Commonly known as sow thistle because it was traditionally fed to nursing sows.
  • The leaves are often compared to dandelion greens in flavor.
  • It is a highly successful colonizer of disturbed soils worldwide.
  • The plant contains a milky latex sap that flows when stems are broken.

Probleme mit Common sowthistle?

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Dieser Ratgeber wurde mit KI erstellt und mit der GBIF-Taxonomie abgeglichen. Er dient zur allgemeinen Information und ersetzt keine gärtnerische oder tierärztliche Beratung. Hier erfährst du, wie wir diese Ratgeber erstellen.