Cosmos bipinnatus 'Dwarf Royal White' / Seeds

(Code: ES_008)
£ 1.69
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Cosmos bipinnatus 'Dwarf Royal White' / Seeds

This is an early and large flowering variety of dwarf Cosmos. Plants flower in white from June/July all the way to October.  The plants are a compact 50cm in height, about half the typical size of Cosmos.  They are great for containers, bedding and filling gaps in the border.  Flowering continues to the first frosts with deadheading. These make good cut flowers.

Cosmos ‘Royal Dwarf White’ grows best in full sun and moist well drained soil.


Pack of approx 200 seeds.  Sow indoors from March to May, or directly in the ground once all risk of frost has passed (May to June depending on where you are in the UK).  Sowing instructions are printed on the packet.

See how your seeds are packed.

Hardiness Half-hardy annual (RHS Hardiness H3)
Height 50cm
Spread 30-40cm
Conditions  Full sun and moist well-drained soil.

Sow indoors from February to April 10mm deep in moist seed compost.   Keep at 20-25°C and seeds germinate in 1-2 weeks.  Pot on young seedlings and harden off before planting out after the last frost. Or sow directly in the ground May to June in cultivated soil.  Rake over and seedlings emerge in 1-3 weeks depending on the temperature.  

Grow Grow in full sun and moist well drained soil.  Pinch out tips of seedlings to encourage bushy plants.  Provide support in exposed sites.  Deadhead during the summer to prolong flowering. Remove the plants in the early autumn once they have finished flowering.