Grey ragwort (Jacobaea incana)

Grey ragwort

Also known as: Hoary groundsel

Grey ragwort is a daisy species found growing in stony terrain, including rocky meadows and moraines. It produces clusters of vibrant yellow blooms, dandelion-like in appearance. It was given its common name, "grey ragwort," for the grey coloration of its foliage.

Scientific classification

Species

Grey ragwort (Jacobaea incana)

Asters bellflowers fanflowers and allies

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Perennial

Lifespan

Semi-evergreen

Leaf type

20 - 35 ℃

Ideal Temperature

Images of Grey ragwort

Distribution of Grey ragwort

Distribution Map

Grey ragwort is a plant naturally found in the mountainous regions of southern and central Europe. Its range primarily extends across the temperate zones of the continent. Over time, grey ragwort has been introduced to various other temperate regions, where it is often found in similar high-altitude habitats, expanding its presence beyond its native locale.

Native

Cultivated

Invasive

Introduced

No species reported

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Care Guide for Grey ragwort

Every week

Water

Full sun

Sunlight

20 - 35 ℃

Ideal Temperature

Water: Grey ragwort prefers evenly moist soil and benefits from consistent watering, typically every week, to avoid root oversaturation. Native to areas with moderate moisture, it can tolerate brief droughts, thriving outdoors where rainfall complements watering needs for optimal growth.

Fertilize: For grey ragwort, apply balanced fertilizers bimonthly at quarter strength during active growth to promote healthy growth and flowering. Reduce frequency in winter and apply to moist soil to avoid root burn, ensuring grey ragwort benefits optimally from nutrition without risk of harm.

Pruning: Grey ragwort is a hardy, woody perennial with silvery foliage and yellow flowers. Prune in early to late spring to remove dead stems and leggy growth, promoting compact growth and healthier blooms. Use clean, sharp tools to prevent disease and ensure robust growth.

Propagation: Grey ragwort, a member of the Asteraceae family, is propagated via non-flowering cuttings. Trim lower leaves and plant in a moist, well-drained medium. Using rooting hormone can boost success. Acclimate young plants to outdoor conditions before final planting once new growth appears.

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