A clump-forming perennial with a sturdy, upright habit. Producing an abundance of large daisies with bright white petals and golden-yellow centres. Height 90cm. Spread 60cm. Flowers June to September. Full sun/partial shade. Fertile, well-drained soil. Hardy.
Leucanthemum × superbum ‘Brightside’ is a striking clump-forming perennial known for its sturdy upright habit and abundant white daisy flowers with golden-yellow centres. In addition, its long flowering season makes it a wonderful choice for sunny borders, cottage-style gardens, and wildlife-friendly planting schemes.
PLANTING and AFTERCARE GUIDE
Best Planting Time
Spring: The ideal time to plant Leucanthemum × superbum ‘Brightside’ is in spring when the soil is workable and beginning to warm. This allows the roots to establish well before the main growing season.
Early Autumn: Alternatively, planting in early autumn gives the plant time to settle in before dormancy and encourages stronger growth the following year.
Site Selection
Sunlight: Leucanthemum × superbum ‘Brightside’ thrives in full sun but will also tolerate partial shade. However, a bright location will encourage the best flowering display.
Soil: Fertile, well-drained soil is ideal. Improving the soil with compost or organic matter will support strong root growth and healthy plants.
Planting Instructions
Prepare the Hole: Dig a hole twice the width of the root ball and the same depth so the roots can spread comfortably.
Soil Preparation: Mix compost or well-rotted organic matter into the excavated soil to enhance fertility and improve structure.
Planting: Position the plant so the top of the root ball sits level with the surrounding soil. Backfill gently and firm the soil around the plant.
Watering After Planting: Water thoroughly after planting to settle the soil and help Leucanthemum × superbum ‘Brightside’ establish quickly.
Watering Requirements
Growing Season: Water regularly while plants establish and during dry periods. Consistent moisture supports healthy growth and flower production.
Dormant Season: Reduce watering when growth slows, although the soil around Leucanthemum × superbum ‘Brightside’ should not be allowed to become completely dry.
Feeding
Spring: Apply a balanced fertiliser in early spring to support vigorous foliage and flowering.
Mid-Season: Additionally, a light feed during the growing season can help maintain the vigour of Leucanthemum × superbum ‘Brightside’.
Pruning
Deadheading: Remove faded flowers regularly to prolong the flowering season and maintain a tidy appearance.
Seasonal Care: After the main flowering period, lightly trim the stems to encourage fresh growth and keep Leucanthemum × superbum ‘Brightside’ looking neat.
Mulching
Spring: Apply a layer of organic mulch around the base to retain moisture, suppress weeds, and enrich the soil.
Later in the Year: Mulching also helps protect the roots and supports the long-term health of Leucanthemum × superbum ‘Brightside’.
Supporting the Plant
Natural Habit: Leucanthemum ×’Brightside’ has sturdy stems, so staking is rarely necessary. However, in exposed areas, light support can help keep the flowers upright.
Final Tips
Leucanthemum ‘Brightside’ is a reliable and easy-to-grow perennial that brings classic daisy charm to garden borders. When planted in a sunny position with fertile, well-drained soil, Leucanthemum × superbum ‘Brightside’ will reward gardeners with months of cheerful blooms from early summer into autumn.
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Anita Raine (verified owner) –
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