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Aster 'Siedajadama' blue - 100 seeds (Callistephus chinensis)

£0.60 Save £0.40
Sold: 218
In stock

A fabulous deep blue - white coloured china aster with a stunning large flower. Callistephus chinensis  is adored by pollinators that will bring life into your garden. These flowers are perfect for cottage garden as it is one of an all-time favourite classic flower. This half-hardy annual Callistephus chinensis is fantastic for summer bedding and borders. It is also ideal as a cut flower that will bloom for a long period of time.


Sow Outdoors: April – May    

Sow Indoors: May – June 

Season: Annual

Plant Height: 28 in (70 cm)

Bloom: June – September 

Environment: Full sun, Partial shade

Soil Type: Loam, Chalk, Clay 

Germination Time: 7-12 days   

Temperature: 18C+ (65F+)

Seeds Watering: Moist

Depth: 1/4in (6mm) 

Plant Spread:9-12in (22-30cm)


Hardiness: Half-hardy Annual 

Ideal for: Cut flower, Beds, Borders, Pollinators, Cottage garden

China Aster flowers are amongst one of the easiest flowers to grow from seed. You can start your seeds 6-8 weeks before last frost date for earlier spring blooms. Then every two weeks sow seeds directly outdoors for extended season of blooming.

30 day return

30 days to change your mind

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UK 2nd class delivery in 2-3 days

Excellent quality

Selected seeds from European suppliers only