Iris Cristata

Iris Cristata Is a Prized Low Growing Perennial

The iris cristata is a low-growing perennial only reaching 6-9 in in height. Their flowers are a striking violet-blue, with a purple outline and a bright yellow splotch along the tongue. They are prolific flowerers and will produce multiple blooms measuring 1.5 in across. In the right environment, these fast-growing plants and will quickly form robust colonies. 

The Iris cristata gets its name from the crested falls (petal-like sepals) of the flower. The crest acts like a landing strip for the pollinators, directing them directly into the stamens and pistil. These flowers are particularly appealing to pollinators and are easily fertilized.

These perennials are versatile plants that can be grown using a range of cultivation methods. Plant in a container garden for your patio, or in a border garden along a wall or foot path. This native perennial is a delightful addition to the garden.

Plant Details - Iris Cristata

Family: Iridaceae

Hardiness Zones: 3 to 9

Light Requirement: Partial shade to Full shade

Water Needs: Moderate

Height: 3 to 6 in

Spread: 6 to 12 in

Growth Rate: Moderate

Bloom Time: April to May

Flower Color: Pale blue, lilac, or lavender

Wildlife Value: Attractive to pollinators

Landscape Uses and Maintenance - Iris Cristata

Dwarf Crested Iris grow best in an area that provides light shading and will not thrive in full sun. They prefer soils of moist, rich humus and not like to have wet feet, so make sure to plant them in well-drained soil. They are deer resistant and do not have serious pest or disease problems; however do they can be susceptible to slugs and snails, so keep your eyes peeled.

To keep them healthy and prepare them for the next year, remove spent flower stems and dead foliage in the autumn. They are rhizomatous and are easily propagated by division.

Noteworthy Characteristics of Iris Cristata

Iris Cristata Attracts pollinators, grows well in dry to moist soils, showy flowers.

Whether you plant this adorably compact, yet showy iris among other perennials in your garden or within a naturalized woodland space, it is sure to be a favorite that you will enjoy watching bloom year after year. Shop for Dwarf Crested Iris plants online at TN Nursery. For 68 years, we have served the landscaping industry and homeowners with our selection of specimen plants.