Italian thistle (Carduus litigiosus)

Italian thistle

Italian thistle is a large, summer-blooming biennial herb. It is a wild thistle that is attractive to honey bees. It can grow tall and is usually found in wastelands and meadows, where it can overpower other wildflowers.

Scientific classification

Species

Italian thistle (Carduus litigiosus)

Asters bellflowers fanflowers and allies

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Biennial

Lifespan

Deciduous

Leaf type

20 - 35 ℃

Ideal Temperature

Care Guide for Italian thistle

Every week

Water

Full sun

Sunlight

20 - 35 ℃

Ideal Temperature

Water: Italian thistle thrives in Mediterranean climates, preferring dry conditions. Weekly watering is necessary for health, while its drought tolerance supports xeriscaping. Typically found outdoors in sunny areas, italian thistle adapts its growth to seasonal rainfall.

Fertilize: For italian thistle, apply balanced fertilizers monthly during the growing season, emphasizing high-nitrogen in early spring. Avoid fertilization in winter. Prevent root burn by adhering to label rates. Newbies should wear gloves, while experienced gardeners should consider soil tests for precise needs.

Pruning: Italian thistle has spiny leaves and purple flower heads. Prune early to late spring, cutting above the basal rosette for compact growth and reduced seed spread. Regular pruning controls its invasiveness and encourages health. Use protective gloves when handling to avoid injury.

Propagation: Italian thistle can be propagated through sowing, which supports species continuity. A well-draining soil mimicking italian thistle's natural habitat enhances germination. Surface sowing is ideal due to light requirements. Consistent moisture and stable mild temperatures are essential, with gentle seed handling to prevent damage.

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Learn More About Italian thistle

How to Transplant

How to Prune

How to Grow and Care

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