Narrow-leaved ragwort (Senecio inaequidens)

Narrow-leaved ragwort

Also known as: Canary weed

Narrow-leaved ragwort (Senecio inaequidens) is a shrubby herbaceous perennial characterized by the vivid yellow flowerhead which is highly attractive to pollinators. Leaf shape can vary. Introduced through the wool trade from southern Africa, Senecio inaequidens became an invasive species in Europe. The plant is toxic to mammals.

Scientific classification

Species

Narrow-leaved ragwort (Senecio inaequidens)

Asters bellflowers fanflowers and allies

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Toxic to Pets

Toxicity

Perennial

Lifespan

Shrub

Plant Type

Summer, Fall

Bloom Time

1 m

Plant Height

50 cm

Spread

2.5 cm

Flower Size

Images of Narrow-leaved ragwort

Distribution of Narrow-leaved ragwort

Distribution Map

Narrow-leaved ragwort is originally native to the southern regions of the African continent, stretching its roots across several major regions there. Over time, narrow-leaved ragwort has been introduced to various parts of the European continent, and through further spread, it has established a presence in the Americas and Oceania. In regions outside its native range, narrow-leaved ragwort is sometimes thought to be an unwelcome guest, potentially impacting local ecosystems, although its effects are highly variable and context-dependent.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Natural forests, grasslands, scrub, rocky outcrops, sand dunes, ruderal areas

Toxicity

Narrow-leaved ragwort poses a mild toxicity risk to humans, cats, and dogs due to pyrrolizidine alkaloids present in all parts of the plant. Symptoms include gastrointestinal distress, liver damage, and jaundice in humans, and similar signs in cats and dogs, with cats experiencing vomiting and diarrhea. Immediate veterinary care is crucial for pets showing signs of poisoning from narrow-leaved ragwort.

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Care Guide for Narrow-leaved ragwort

Every 2-3 weeks

Water

Full sun

Sunlight

15 - 38 ℃

Ideal Temperature

Water: Originating from arid regions, narrow-leaved ragwort exhibits strong drought tolerance, requiring watering every 2-3 weeks. It thrives outdoors in well-draining soil, which prevents root rot and replicates its natural habitat.

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Images of Narrow-leaved ragwort

Distribution of Narrow-leaved ragwort

Toxicity

Care Guide for Narrow-leaved ragwort

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