Astrantia major ‘Sparkling Stars Diamond’

Astrantia major ‘Sparkling Stars Diamond’ is a clump-forming perennial with beautiful sparkling white flowers and a soft pink pincushion centre. It is ideal for borders, cottage gardens, and naturalistic planting where it adds texture and long-lasting summer colour.

PLANTING and AFTERCARE GUIDE

Best Planting Time

The ideal time to plant Astrantia major ‘Sparkling Stars Diamond’ is in spring when the soil is workable and beginning to warm. Early autumn planting is also suitable, allowing roots to establish before the dormant season and encouraging stronger growth the following year.

Site Selection

Choose a position in sun or partial shade with moist, fertile soil. Incorporating compost or well-rotted organic matter will improve soil structure and help retain moisture, creating ideal growing conditions.

Planting Instructions

Follow these steps for successful planting:

• Dig a hole twice the width and the same depth as the root ball.
• Mix compost or organic matter into the excavated soil.
• Place the plant so the top of the root ball is level with the surrounding soil.
• Backfill gently and firm lightly.
• Water thoroughly after planting to help Astrantia major ‘Sparkling Stars Diamond’ establish quickly.

Watering Requirements

Keep the soil evenly moist during active growth, especially during the first growing season. Astrantia major ‘Sparkling Stars Diamond’ performs best in soil that does not dry out completely.

Feeding

Apply a balanced fertiliser in early spring to encourage healthy foliage and flower production. A light supplementary feed during the growing season will help maintain vigour and support flowering.

Pruning

Remove faded flowerheads regularly to keep the plant tidy and encourage continued interest. Trim away damaged or tired stems to maintain the neat shape of Astrantia major ‘Sparkling Stars Diamond’.

Mulching

Apply a layer of organic mulch around the base in spring to retain moisture, suppress weeds, and improve soil quality. Mulching also helps maintain consistent soil conditions.

Supporting the Plant

This plant usually forms a neat clump and rarely needs staking, but surrounding plants can provide gentle support in more open areas.

Final Tips

Astrantia major ‘Sparkling Stars Diamond’ is a reliable perennial that adds elegance and texture to borders. With moist soil, partial sun, and regular feeding, Astrantia major ‘Sparkling S