Allium 'Ambassador' (Giant Allium)

A bulbous perennial with glossy, strap-shaped, bright green leaves and, from late spring into summer, sturdy, erect stems bearing large, dense, rounded umbels of dark purple flowers. Height 1.2m (4ft), Spread 50cm (1.5ft).

Allium 'Lucy Ball'

A bulbous perennial with strap-shaped green leaves and spherical heads of purple flowers on tall upright stems in early summer. Height 1m (3ft), Spread 30cm (1ft).

Allium roseum (Rosy Garlic)

A low-growing bulbous perennial with strap-shaped leaves. In late spring or early summer, it bears loose clusters of dainty pink flowers. Height 30cm (1ft), Spread 50cm (1.5ft).

Galanthus ikariae (Snowdrop)

A bulbous perennial with broad, glossy, bright green leaves and, in late winter and early spring, solitary, nodding, white flowers with large green marks on the inner segments. Height 20cm (8in), Spread 5cm (2in).

Hyacinthus orientalis 'Carnegie' (Hyacinth)

A bulbous perennial with linear to lance-shaped, channelled, bright green leaves and erect racemes of fragrant, tubular to bell-shaped, white flowers in late spring. Height 30cm (1ft), Spread 10cm (4in).

Hyacinthus orientalis 'City of Haarlem' (Hyacinth)

A bulbous perennial with upright, strap-shaped, dark green leaves and a sturdy stem bearing a densely-packed spike of fragrant, bell-shaped, yellow flowers in spring. Height 30cm (1ft), Spread 10cm (4in).

Hyacinthus orientalis 'Delft Blue' (Hyacinth)

A bulbous perennial with upright, strap-shaped, dark green leaves and a sturdy stem bearing a densely-packed spike of fragrant, bell-shaped, violet-blue flowers in spring. Height 30cm (1ft), Spread 10cm (4in).

Hyacinthus orientalis 'Fondant' (Hyacinth)

A bulbous perennial with upright, strap-shaped, dark green leaves and a sturdy stem bearing a densely-packed spike of fragrant, bell-shaped, rose-pink flowers in spring. Height 30cm (1ft), Spread 10cm (4in).

Hyacinthus orientalis 'Jan Bos' (Hyacinth)

A bulbous perennial with upright, linear to lance-shaped, dark grey-green leaves and sturdy stems bearing erect racemes of strongly fragrant, star-shaped, reddish-pink flowers in early to mid-spring.

Lilium 'Abbeville's Pride' (Asiatic Lily)

A compact, erect, bulbous perennial with a sturdy stem bearing elliptic, glossy, dark green leaves and, in summer, upward-facing, bright orange flowers. Height 50cm (1.5ft), Spread 20cm (8in).

Lilium 'Elgrado' (Asiatic Lily)

A compact, erect, bulbous perennial with a sturdy stem bearing elliptic, glossy, dark green leaves and, in summer, upward-facing, dark red flowers. Height 60cm (2ft), Spread 30cm (1ft).

Lilium 'Fire King'

A clump-forming bulbous perennial with leafy upright stems. In summer, it bears deep orange, funnel-shaped flowers with recurved petals that have purple freckles. Height 1m (3ft), Spread 30cm (1ft).

Lilium 'Foxtrot' (Asiatic Lily)

A compact, erect, bulbous perennial with a sturdy stem bearing elliptic, glossy, dark green leaves and, in summer, masses of upward-facing, light pink flowers. Height 50cm (1.5ft), Spread 20cm (8in).

Lilium 'Inuvik' (Asiatic Lily)

A compact, erect, bulbous perennial with a sturdy stem bearing elliptic, glossy, dark green leaves and, in summer, upward-facing, white flowers with lightly spotted, green throats. Height 50cm (1.5ft), Spread 30cm (1ft).

Lilium 'Star Gazer' (Lily)

A bulbous perennial with dark green leaves and, in summer, fairly open, flat flowers with prominent anthers on tall, leafy stems. The flowers are dark pink with darker freckles and pale, wavy margins to the petals.

Lilium regale 'Royal Gold' (Regal Lily)

A bulbous perennial with narrow, glossy, green leaves and large, trumpet-shaped, golden-yellow flowers. Height 1m (3ft), Spread 50cm (1.5ft).

Liriope muscari 'Big Blue' (Big Blue Lilyturf)

A clump-forming, tuberous, evergreen perennial with with glossy, dark green leaves and erect, dense, purple-flushed spikes of purple-blue flowers in late summer and autumn, followed by bright purple berries.