Iris sibirica (Siberian Iris)
Zones 4-9 2-4 ft tall
Purple or white blooms. Most of the Iris we sell are this variety. You need to dig them up at least every three years and divide as they multiply rapidly.
Iris cristate (Dwarf Crested Iris)
Zones 3-8 6 in tall
Light shade. Blooms late Spring
Iris germanicus (Bearded Iris)
Zones 3-10 .6 in to 4 ft tall
Full Sun or Morning Sun
Iris pseudacorus (Yellow Flag, Yellow Flagins)
Zones 4-9 3.5-4 ft tall
Full sun, moist to wet soil. Yellow blooms in April-May. Good near ponds
Iris versicolor (Blue Flag Iris)
Zones 2-8 1.5-2 ft tall
Needs high moisture. Suitable for water gardens.