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Helianthus 'Vanilla Ice' (Sunflower)

Flowers

Helianthus 'Vanilla Ice' (Sunflower)

Sunflower

RHS Plants for Pollinators

This multi-headed, medium-height annual sunflower is very easy to grow. It starts flowering earlier in the season and continues into the autumn. A real winner in any garden. The branching flowers look great when planted in a block where they can support each another. 

Plant type
Hardy Annual
Position
Full Sun
Height
1.2m
Spread
30cm

Growing calendar

JFMAMJJASOND
Sow indoors
Sow outdoors
Flowering

Sowing & growing

Best sown Apr-May where they are to flower. Sow 15mm deep, 30-40cm apart in prepared soil which has be raked to a fine tilth. These can be started early under glass from Mar-Apr. Sow 15mm deep in individual pots of seed compost and keep moist. Place in a greenhouse or cold frame to germinate, planting out when the risk of frost has passed.

Aftercare

If growing in an exposed position, stems may need staking.

Ref. SES064