Cirsium japonicum ‘Rose Beauty’ / Japanese Thistle / Seeds

(Code: B&T_132)

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Cirsium japonicum ‘Rose Beauty’ / Japanese Thistle / Seeds

Lovely border plants with soft rose-pink flowers in late summer, from August to September.   Plants grow to a good height of 90-150cm with strong stems and few spikes.  These are excellent border plants and cut flowers, popular with florists.

Cirsium grows best in full sun and most soils.
 

Pack of approx 50 seeds.  Sow in spring, February to June. Early spring sowings often flower in the first year.  Sowing instructions and a colour photo are printed on the packet.


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Hardiness Hardy deciduous perennial (RHS Hardiness H7)
Flowers August to September
Height 90 - 150cm
Spread 45 - 60cm
Conditions  Grow in full sun and most soils.
Sow

Sow in spring to autumn in a tray of seed compost. Cover lightly (about 3mm) with compost, keep at 15-22°C and germination takes 3-6 weeks.  Transplant seedlings into pots when they are large enough to handle and out into the garden after the last frost.   Early sowings often flower in the first year.  

Grow

Trouble-free plants once established.  Clear back dead material in winter.  These plants can be invasive in Mediterranean climates.