A tall biennial, native Irish wildflower, with spiny stems and distinctive cone-shaped flower heads that start green and mature to purple. Dipsacus fullonum is valued for its architectural form in wildflower meadows and for traditional uses in textile processing and folk remedies.
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Exposure: Moderately wind-tolerant; tolerates coastal conditions if soil is well-drained.
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Size: Typically 1.5–2.5 m (5–8 ft) high and 30–60 cm (12–24 in) spread.
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Soil: Prefers well-drained, moderately fertile soil; tolerates poor or chalky soils.
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Sun: Full sun for best growth and flowering.
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Flowering Time: Summer to early autumn (July–September).
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Uses: Traditionally used in textile processing and noted for medicinal purposes.
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Wildlife Benefits: Flowers attract bees, butterflies, and other pollinators; seed heads provide food for birds, particularly goldfinches.
