Helianthus Red Sun

Helianthus ‘Red Sun’ is a vibrant sunflower with deep red petals surrounding dark centres, held high on tall, sturdy stems. Bold and dramatic, these striking blooms bring real wow-factor to the garden. If you can bear to cut them, they last beautifully in a vase.

🌸 Flowering: July to September

📏 Height: to 150cm

🌿Annual

SOW
Start indoors in February or March in individual pots or modules, about 1cm deep, at around 20°C. Germination takes 1–2 weeks. In milder areas, you can also sow outdoors in April, either in pots or direct where they’re to flower.

GROW
Harden off and plant out once frosts have passed, spacing them 40–50cm apart. Keep well watered and choose a sunny, open spot. Stake tall varieties, especially if you're using them as a screen or windbreak.

ENJOY
Bold and dramatic, these sunflowers light up your garden with their rich red hues. Perfect for cutting — they’ll brighten any vase and keep their charm for days.