Seed - Sunflower Double Dazzler


1 RHS Sunflower Double Dazzler seed pack 

(Botanical name: Helianthus annuus

Pack Size 25 seeds


A tall growing variety that produces exquisite large semi-double flower heads. The main flowers are followed by numerous secondary side branching flowers giving you the ultimate display. A wonderful long season variety for the home gardener. Easy to grow and ideal as a backdrop to mixed flower borders.

Plant Height: 160-180cm.

How to Grow:

Sow two seeds together 12mm (1/2in) deep in clumps 30cm (12in) apart. Firm down gently and keep moist. Seedlings appear in approximately 10-14 days.

Thin to the strongest seedlings when 5cm (2in) tall. Water regularly in dry weather.

When to Sow/Plant Seed:

Spring and Summer


12-14 weeks

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