They can be divided in July when blooms start to decrease due to overcrowding, and a reasonable clump will provide extra starts for new plantings or trades with fellow gardeners.
Siberian Irises are also quite tough and becoming more easier to find. They will produce a bounty of long stemmed, intricately brushed flowers which last well when cut.
Shadier or damper spots cry out for some of the unusual types of Iris. Japanese Irises are dependable in a damp spot and will bring forth huge, delightfully colored flowers in late spring.

Photo shows Japanese Iris 'Caprecian Butterfly'

Bellflowers are a large family of garden worthy plants and provide the blue shades that are often so rare. Many varieties such as peach-leafed bellflower make attractive and long lasting cut flowers.

Tropical in appearance, calla lilies are quite hardy in the High Country.

Turtleheads are captivating late bloomers that like many native plants are not often seen in gardens. They are not at all weedy and carry their pink or white blooms over attractive, glossy foliage.

This low growing plant is especially easy to grow. It thrives in sun or shade with a little extra water during dry periods and will increase over time to form large mats. In spring sprays if chartruse flowers will set off arrangements of brighter blooms.

Tall Sedums will provide an abundance of bloom starting in late summer. In the garden they will be a haven for butterflies, and in the vase will put on a long lasting display.

Ornamental Alliums have showy flower heads on long straight stems. They can be arranged by themselves or with other flowers to create a dramatic centerpiece. They grow from bulbs that are fully hardy and require little besides full sun and good drainage.

These tall native plants are well adapted to our area and will bloom dependably year after year with little more than sunshine. Some Asters can exceed five feet in height and will benefit from staking.