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botanical name:
Iris 'Tirra Lirra'
Iris 'Tirra Lirra' © Deeproot Plant Base
common name:  Standard Dwarf Bearded Iris
family:  Iridaceae
characteristics: perennial
height: 0.45m
width: 0.25m
growth rate: medium
growth habit:
leaf colour: grey-green
flower colour: light blue
stem/bark: grey-green
main season: Spring
poison symbol poisonous or irritant
aspect: full sun
conditions: dry soil, moist soil
preferred soil pH: neutral-acid
minimum temp: -18°C
USDA zone: 5 to 8
description:
Soft lavender-blue flowers, in late spring.

cultivation:
Well drained, preferably neutral to slightly acid soil in full sun. Rhizomes should be partially exposed and flowering is best in areas with long warm summers. Divide clumps when congested.

propagation:
By division

other notes:
RHS AGM

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