Iberis sempervirens First Flush 'Lavender' is a candytuft with a long blooming period of bi-coloured lavender and white flowers.

Golden foliage changes to chartreuse green with age. Topped with classic candy tuft white flowers.

Iberis x hybrida Mermaid 'Lavender' is a candytuft with deep lavender flowers.

Iberis 'Sweetheart' is a stunning new colour of flower for the candytufts: lavender! Oh la la!

Ilex crenata 'Mariesii' is a very slow grower. This variety is excellent for bonsai or as a low-maintenance garden specimen.

Ilex crenata 'Sky Pencil' is an incredibly narrow, fastigiate selection of Japanese holly that requires little maintenance.

Iris foetidissima is an evergreen, shade tolerant species with pretty flowers and dramatic displays of orange seeds in autumn.

Iris foetidissima 'Citrina' is an evergreen, shade tolerant species with pretty pale yellow flowers and bright orange seeds in autumn.

Iris japonica, known as fringed or crested iris, has white petals decorated with blue and yellow markings atop evergreen foliage.

Iris japonica 'Aphrodite', known as variegated fringed or crested iris, has white petals decorated with blue and yellow markings atop evergreen foliage.

Iris tenax or tough-leaf iris is a West Coast native with beautiful blue, lavender and purple blooms and evergreen foliage.

Iris unguicularis is a surprising feature of the winter to spring garden with fragrant, blue-mauve flowers from November-March.

Iris unguicularis is a surprising feature of the winter to spring garden with fragrant, icy blue-mauve flowers from November-March.

Iris 'Nada' is an evergreen iris with lush, subtropical-looking foliage and small white flowers with yellow and lavender.