Botanical Name: Iris brevicaulis
Common Name: Zigzag iris, Louisiana iris
Type of Plant: monocot: perennial
Character spreading rhizomatous iris with gray-green narrow foliage and dark blue flowers accented with yellow markings
 
Habit of Growth:
Overall Shape to 20"
Height to 3'
Spread moderate
Growth Rate outdoors; full sun to partial shade
 
Environment:
Exposure prefers a well-amended moist soil with good drainage
Soil prefers a well-amended moist soil with good drainage
Hardiness hardy, Zones 3-23
 
Morphology:
Leaves narrow, grasslike leaves to 18" long, gray-green and narrow, to 1/2" wide, no prominent midrib
Flowers iris flower in colors of purplish blue, in groups of 3 with yellow markings on the falls; multiple flowers can form zizag pattern on stems
Fruit 3-valved capsule
 
Propagation:
division; some growers hybridize with other Iris species
 
Usage:
highly regarded perennial border plant when conditions allow for free flowering; a difficult plant to grow in heavy, hot soils; provide moist conditions with good drainage for best blooming
 
Landscape Care:
Watering likes regular watering; do not allow to dry out
Fertilizing slow release fertilizer in spring after bloom
Pruning pinch off dead blooms
Pests/Diseases flea beetles; best to apply a systemic insecticide for control
Special Conditions/Other
 
Origin: Southeastern North America
Family: Iridaceae
 
Notes:
 
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