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Conservatory/Greenhouse or Herbaceous Perennial
Bushy
old H1+3 (required heated glass; may be grown outside in summer)
Orange and Red in Autumn, Spring, Summer and Winter
Green and Grey/Silver in Autumn, Spring, Summer and Winter
0.5-1 metres
0.1-0.5 metres
2-5 years
perpetually flowering carnation 'Dunkirk Spirit'
Caryophyllaceae
Dianthus can be annuals, evergreen perennials or subshrubs with narrow, often greyish leaves and showy flowers that are frequently fragrant
Perpetual flowering carnations are half-hardy evergreen perennials grown under glass for cut flowers and for exhibition. Given temperatures above 10C, they can flower all year round, the blooms to 10cm across, sometimes scented
'Dunkirk Spirit' is a carnation with apricot-orange flowers, slightly flecked with red
Suppliers listed in RHS Plant Finder
Grow under glass at 7 to 10 °C in a loam-based potting compost in bright filtered light with good ventilation. In winter provide low humidity and full light. When in growth water moderately and apply a balanced liquid fertiliser every 10 days
Propagate by softwood cuttings of non-flowering shoots in late winter
Cut Flowers or Patio/Container Plants
Deadhead regularly to prolong flowering and promote a compact habit
Glasshouse whitefly, glasshouse red spider mite, thrips and tortrix moth may be a problem
May be subject to a rust
© The Royal Horticultural Society 2011 / RHS Registered Charity № 222879/SC038262