Imperata cylindrica 'Red Baron' is one of the most dramatic of grasses with brightly coloured red and green foliage.

Ipheion uniflorum 'Alberto Castillo' is a choice cultivar with larger, white, star shaped flowers scented of violet.

Ipheion uniflorum 'Tessa' has lavender-pink flowers with deeper-coloured midribs with yellow centres and sweet fragrance.

Ipheion uniflorum 'White Star' has pure white star-like flowers with a greyish-white central midrib on each petal which surround yellow centres and sweet fragrance.

Ipheion 'Jessie' is the darkest blue of the starflowers with sky blue to mid blue petals with a central royal blue stripe.

This Ipheion mix offers shades of blue, lavender-pink and white all with a sweet fragrance.

Iris chrysographes 'Black Form' has pure black iris flowers.

Iris ensata Dinner Plate 'Blueberry Pie' has large, 6 inch wide, purple blooms with violet strokes and yellow centres.

Iris ensata Dinner Plate 'Cupcake’ has white flowers with delicate purple and yellow centres. Blooms can reach 6 inches wide!

Iris ensata Dinner Plate 'Eileen's Dream’ has rich, warm purple, double flowers accented with yellow signals.

Iris ensata Dinner Plate 'Harlequinesque’ has flamboyant white flowers splashed with fuchsia and blue with yellow throats.

Iris ensata Dinner Plate 'Ice Cream’ has periwinkle-blue flowers with white margins. Blooms can reach 8 inches wide!

Iris ensata Dinner Plate 'Jell-O' has large, 6 inch wide, double purple blooms with white veining and yellow centres.

Iris ensata Dinner Plate 'Tiramisu’ has large, 6 inch wide, double white blooms speckled and edged in lavender with yellow centres.

Iris ensata 'Gold Bound' is an elegant Japanese iris with large, pure white, open-faced flowers with flashes of yellow.

Iris ensata 'Queen's Tiara' has pure white falls detailed with fine, purple veining and short purple standards.

Iris ensata 'Rose Queen' is a beauty with elegant, lightly blousy falls in shades of pink, lavender-pink, lavender, and dark pink with a flash of yellow.

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 Louisiana 'Fortune Finder' has fragrant blooms of yellow and ivory with light pink veining. A boggy plant for the sunny garden.

Iris Louisiana 'Jeri' has lightly ruffled, fragrant, grape violet blooms. A boggy plant for the sunny garden.

Iris Louisiana 'Peaches and Wine' has ruffled, fragrant blooms in dusty pinks with light yellow centres. A boggy plant for the sunny garden.

Iris pseudata 'Yarai' is a has tones of peach with royal-purple veining and a bright yellow signal.

Iris pseudata 'Shiryukyo' is a tall cultivar to four feet with violet and purple tones and veining set off with a bright yellow signal.