f1 geranium seeds Geranium Horizon F1 Star Seeds – JustSeed

f1 geranium seeds Geranium Horizon F1 Star Seeds – JustSeedGeranium Horizon F1 Star Seeds Geranium Horizon F1 Star is a striking bedding variety producing eye catching star patterned flowers with strong colour contrast. Part of the reliable Horizon series, this F1 hybrid delivers uniform plants, early flowering, and excellent garden performance. With a neat, compact habit, Horizon F1 Star is ideal for borders, beds, containers, and window boxes, providing a long lasting summer display. The bold star markings

Geranium ‘Horizon F1 Star’ Seeds

Geranium ‘Horizon F1 Star’ is a striking bedding variety producing eye-catching star-patterned flowers with strong colour contrast. Part of the reliable Horizon series, this F1 hybrid delivers uniform plants, early flowering, and excellent garden performance.

With a neat, compact habit, Horizon F1 Star is ideal for borders, beds, containers, and window boxes, providing a long-lasting summer display. The bold star markings make this variety stand out, adding impact to both traditional and modern planting schemes.

Easy to grow and highly rewarding, this geranium is perfect for gardeners looking for dependable colour throughout the season.

Key Features

F1 hybrid bedding geranium

Distinctive star-patterned blooms

Compact, uniform growth habit

Early flowering and long-lasting display

Ideal for beds, borders, and containers

Reliable and easy to grow

How to Grow Geranium ‘Horizon F1 Star’

Sow seeds indoors from January to March in trays or pots using fine seed compost. Cover lightly and maintain a temperature of 20–24°C for germination, which typically takes 7–21 days.

Once seedlings are large enough to handle, transplant into individual pots and grow on in bright, frost-free conditions.

Harden off plants gradually before planting outdoors after all risk of frost has passed. Grow in a sunny position with well-drained soil.

Water regularly and feed during the growing season to encourage strong growth and continuous flowering.

Care Tips

Keep plants in a sunny position for best flowering

Avoid overwatering and ensure good drainage

Feed regularly to support continuous blooms

Deadhead spent flowers to extend flowering period

Frequently Asked Questions

What makes Horizon F1 Star different?
Its unique star-patterned flowers give it strong visual impact compared to standard geraniums.

Is it suitable for containers?
Yes, it is ideal for pots, window boxes, and patio displays.

How tall does it grow?
Typically around 25–30 cm, forming compact plants.

Is it easy to grow from seed?
Yes, with warmth and light it is reliable and rewarding.

Perfect For

Summer bedding displays

Patio pots and containers

Window boxes

Bold colour planting schemes

Beginner and experienced gardeners