Iris pumila (Dwarf Iris)


Botanical Information

FamilyIridaceae
GenusIris
Speciespumila
CategoryBulbs, Perennials, Wildflowers & Weeds
OriginIris pumila is a natural hybrid between Iris pseudopumila and Iris attica. It is found from Ontario, Canada to Missouri in the United States of America.

Details

USDA Hardiness Zone4a - 9b
USDA Hardiness Ref.
Canadian Hardiness Zone3a - 8a
Canada Hardiness Ref.
RHS Hardiness ZoneH5 - H7
RHS Hardiness Ref.
Temperature (°C)-34 - (-1)
Temperature (°F)-30 - 30
Height30 - 45 cm
Spread22 - 30 cm
GrowthSlow
Flowering PeriodMay, June

Description and Growing Information

PropagationBy dividing rhizomes. From seed: direct sow outdoors in autumn; winter sow in vented containers, coldframe or unheated greenhouse; stratify if sowing indoors.

Photographs