Iris giganticaerulea, Iris hexagona and Iris nelsonii are known as the Louisiana irises. Although I. brevicaulis and I. fulva are native to the Mississippi valley from Louisiana to Ohio ...

Louisiana irises (Iris brevicaulis, Iris fulva, Iris giganticaerulea, Iris hexagona and Iris nelsonii) grow wild in our state and in parts of the Gulf Coast. Many gardeners have a patch or two of ...

They are Iris brevicaulis, Iris fulva, Iris giganticaerulea, Iris hexagona and Iris nelsonii. Iris brevicaulis and I. fulva are native along the Mississippi north to Ohio and as far east as West ...