Growth typeRhizome, perennial
Plant height40 cm to 100 cm
Growth characteristicsUpright, clumping
Flower colorblue, pink, white
PrimeJuly, June
Flower shapeSingle flower
Leaf colorgreen
Leaf shapelinear, sword-shaped
Soil typeloamy
Lightsunny
pH valuesour to slightly sour
Winter hardinesswinter-hardy
Decorative or utility valueFloral decoration, nectar or pollen plant
Toxicitypoisonous