Echinops ritro subsp. ruthenicus
Globe Thistle (Species) Ruthenian Globe Thistle
Original:Echinops ritro is a compact, bushy herbaceous perennial thistle, growing to 60 cm (24 in) tall, with broad prickly leaves and bearing globes of steel-blue flowers 2.5 cm - 4.5 cm in diameter, in late summer. Echinops ritro and the subspecies E. ritro subsp. ruthenium. New:Echinops can be annuals, perennials or biennials. The ball shaped flowers can vary in size according to the variety, the flowers can be white or pale to deep blue, often with a gleaming metallic shine. They are very prickly and attractive to bees, butterflies and other insects.
Contributed by @Naomi126
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Full sun to partial shade
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Very little water
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Full Frost Hardy: 5F (-15°C)
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Free draining
Common name
Globe Thistle (Species) Ruthenian Globe Thistle
Latin name
Echinops ritro subsp. ruthenicus
type
Herbaceous Perennials
family
Asteraceae
ph
5.0 - 8.5 Acid - Neutral
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Light
Full sun to partial shade
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Frost
Full Frost Hardy: 5F (-15°C)
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Soil
Free draining
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Water
Very little water
Plant & bloom calendar
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Best time to plant
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When the plant will bloom
full grown dimensions
1.00 M
1.50 M
Echinops ritro subsp. ruthenicus
Original:Echinops ritro is a compact, bushy herbaceous perennial thistle, growing to 60 cm (24 in) tall, with broad prickly leaves and bearing globes of steel-blue flowers 2.5 cm - 4.5 cm in diameter, in late summer. Echinops ritro and the subspecies E. ritro subsp. ruthenium. New:Echinops can be annuals, perennials or biennials. The ball shaped flowers can vary in size according to the variety, the flowers can be white or pale to deep blue, often with a gleaming metallic shine. They are very prickly and attractive to bees, butterflies and other insects.
Flowering season
From Early Summer TO Late Summer
Tight globes of deep blue flowers. Flowers in summer.
Planting outdoors
From Early Spring TO Mid Spring
Plant container grown plants in spring, they prefer a well drained poor soil and do best in full sun.
Propagation by root cuttings.
From Late Autumn TO Mid Winter
Carefully lift the plant out of the ground, do not to damage its roots. Rinse the roots in water to remove all soil. With a sharp knife, take off 5cm lengths of pencil thin roots. Fill pots with compost to which grit has been added, lay the cuttings, spaced out, on top. Cover with a thin layer of compost. Water well, label pots and place in a in a cold frame or somewhere cool indoors. Replant the parent plant.
Propagation by seed
From Early Spring TO Mid Spring
Plant in outside in permanent position in prepared ground, thin as required.
kez001uk
Naomi126