Sunflower Stella Seeds (Helianthus annuus)

Add warm summer colour to your garden with Sunflower Stella , an elegant annual variety with upright, slightly branched stems and bright yellow flowers with contrasting dark centres. Growing up to 140 cm tall, this beautiful sunflower is ideal for borders, naturalistic gardens and cut flower displays, bringing height, colour and pollinator-friendly charm to outdoor spaces.

Plant Details

• Botanical Name: Helianthus annuus
• Common Name: Stella Sunflower
• Plant Type: Annual
• Flower Colour: Yellow with a dark centre
• Height: Up to 140 cm
• Position: Full Sun
• Flowering Time: July – October

Growing Information

When to Sow

Sow indoors from March to April, or sow directly outdoors from April to June once the risk of frost has passed.

How to Sow

Sow seeds 1 cm deep in fertile, moderately moist, well-drained soil. Transplant indoor-grown seedlings outdoors after hardening off. Space plants approximately 30 cm apart to allow strong growth and healthy flowering.

Growing Tips

Grow in a sunny position for the best results. Water regularly during dry spells and keep the area free from weeds while young plants establish. Stella is low-maintenance and easy to grow, making it a lovely choice for both new and experienced gardeners.

Why You’ll Love It

• Produces bright yellow flowers with dark centres.
• Grows up to 140 cm tall.
• Slightly branched stems create a fuller display.
• Flowers from July to October.
• Excellent for borders and naturalistic planting.
• Beautiful as a cut flower for bouquets.
• Attracts bees and other beneficial pollinators.
• Seeds can be left for birds in autumn.