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

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

'Warlsind' is a Juno iris has white flowers with yellow and burgundy markings on the tips of the falls.

'Dardanus' is an exquisite Iris with lilac-purple standards and paler falls all etched with burgundy-purple veins.

Iris aucheri is a unique species of Juno iris with beautiful blue and white flowers with yellow markings.

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

Divide every other year and protect from slugs when foliage is first emerging.

Iris cristata 'Powder Blue Giant' has 3 inch wide flowers of light blue with golden crests and deep blue accents.

Iris cristata 'Tennessee White' has 3 inch wide white flowers each accented with delicate yellow crests.

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 histrioides 'Frank Elder' is a very special early spring-blooming iris with palest blue flowers with sky blue veins and yellow markings and a lovely fragrance.

Iris histrioides 'Katharine Hodgkin' is an early spring-blooming iris with icy blue flowers detailed with royal blue, yellow, and white.

Iris histrioides 'Katharine's Gold' is a fragrant, early spring-blooming pale yellow and white iris with blue dots.

Iris histrioides 'Lady Beatrix Stanley' has deep, lustrous, royal blue, fragrant flowers in early spring.

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

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

Iris reginae is an elegant bearded iris with fragrant, lavender to white flowers with intricate, dark purple veins.

'Alida' is a beautiful Iris reticulata in all shades of blue from palest sky blue to glowing royal blue.

Iris reticulata 'Blue Note' has fragrant deep blue to purple-blue petals tipped with purple-black.

Iris reticulata 'Eye Catcher' is a striking, hardy dwarf iris with white, cobalt blue, and yellow flowers..

Iris reticulata 'Frozen Planet' has palest icy blue and white flowers.