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Platycodon Common name; Balloon flower
 
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Coldframe

Compost

Division

Heating

Planting out

Pricking out

Seed sowing

This hardy herbaceous flowering perennial can grow to around 600mm (24”) high, and flowers from June to August.

Week 13; Sow seeds in trays under glass and germinate at 20°C (68°F)

Germination can take up to three weeks.

Week 18; Prick out into 75mm (3") pots of potting compost and grow on in a cold frame until planting out time.

n.b. The seedlings are fragile and should be handled with care when pricking out.

Divide and transplant established plants, if weather conditions allow.

The white fleshy roots are slow growing and resent disturbance.

Week 40;  Plant out in a sunny position at 400mm centres in ordinary well drained soil.

 

 

 

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