Amazing flower seeds from SARAH RAVEN collection.
Blue balloon flowers which open into stars - this unusual plant makes a fantastic, long lasting cut flower.
Sear the stem ends in boiling water for twenty seconds.
Genus - Platycodon
Species - Grandiflorus
Variety - Florists Blue
Common name - Balloon Flower
Pre-Treatment - Not-required
Hardiness zones - 4 - 9
Height - 0,50 m
Spread - 0,30 m
Plant type - Perennial flower
Exposure - Full Sun, Partial Sun
Growth rate - Fast
Soil PH - Acid, neutral
Soil type - Loam, Sand, well drained
Water requirements - Average
Landscape uses - Container, Cutflower, Mixed Border
Bloom season - May - September
Leaf / Flower color - Green / Violet blue
Sow inside in pots from January to April in trays of seed compost.
Sow thinly, cover with 2-4 mm of compost. Firm gently and keep moist.
Cover tray with glass, polythene or propagator lid. Keep at approx. +15-+20C. Remove cover then seedlings appear.
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